{"count":839,"next":"http://glycodata.org/api/gdd/glyco-properties/?format=json&page=9","previous":"http://glycodata.org/api/gdd/glyco-properties/?format=json&page=7","results":[{"id":141,"dataset":"carbohydrate","entity":"trehalose (alpha,alpha-trehalose anhydrous)","entity_group":"","entity_class":"disaccharide","property":"heat capacity (Cp)","property_key":"heat_capacity","value":"1.42","unit":"J/(g·K)","value_reported":"1.42","unit_reported":"J/(g·K)","method":"Experiment","method_detail":"dry amorphous (glassy) trehalose, 25 C, sorption calorimetry/DSC","conditions":"dry amorphous (glassy) trehalose, 25 C, sorption calorimetry/DSC","conditions_detail":"dry amorphous (glassy) trehalose, 25 C, sorption calorimetry/DSC | temperature C: 25 | state: amorphous glass","doi":"10.1039/D1CP00779C","source_url":"https://pubs.rsc.org/en/content/articlehtml/2021/cp/d1cp00779c","year":"2021","confidence":"high","comments":"\"heat capacity of the dry amorphous trehalose was measured to be 1.42 J ± 0.10 g−1 K−1 at 25 °C\"  — Specific Cp for amorphous glass; glass transition at 118 C with ΔCp = 0.770 J g−1 K−1. MW anhydrous trehalose 342.30 (do NOT convert).  [Bogdanova, Millqvist Fureby, Kocherbitov, 2021, confidence: high]"},{"id":142,"dataset":"carbohydrate","entity":"trehalose (anhydrous, beta-form)","entity_group":"","entity_class":"disaccharide","property":"heat of fusion","property_key":"heat_of_fusion","value":"215.0","unit":"C (melting temperature, not ΔHfus)","value_reported":"215","unit_reported":"C (melting temperature, not ΔHfus)","method":"Experiment","method_detail":"DSC melting point of beta-anhydrous trehalose; reported as fusion context","conditions":"DSC melting point of beta-anhydrous trehalose; reported as fusion context","conditions_detail":"DSC melting point of beta-anhydrous trehalose; reported as fusion context | temperature C: 215 | state: crystal->melt | note: T_fus","doi":"","source_url":"https://www.researchgate.net/publication/279691394_New_crystalline_and_amorphous_forms_of_trehalose","year":"2015","confidence":"medium","comments":"\"The β-form anhydrous trehalose displays a melting point at 215 °C\"  — Melting TEMPERATURE only (no reliable molar ΔHfus found; Cheméo only had Joback estimate 68.92 kJ/mol). Retained as fusion context.  [(trehalose polymorph DSC literature), 2015, confidence: medium]"},{"id":143,"dataset":"carbohydrate","entity":"N-acetyl-D-glucosamine","entity_group":"","entity_class":"amino sugar","property":"heat capacity (Cp)","property_key":"heat_capacity","value":"276.9","unit":"J/(mol·K)","value_reported":"276.9","unit_reported":"J/(mol·K)","method":"Experiment","method_detail":"crystalline solid, power-compensation DSC, 298.15 K (18-saccharide study, via Cheméo)","conditions":"crystalline solid, power-compensation DSC, 298.15 K (18-saccharide study, via Cheméo)","conditions_detail":"crystalline solid, power-compensation DSC, 298.15 K (18-saccharide study, via Cheméo) | temperature K: 298.15 | state: crystal","doi":"10.1016/j.jct.2008.07.020","source_url":"https://www.chemeo.com/cid/97-087-9/N-Acetyl-D-glucosamine","year":"2008","confidence":"high","comments":"\"Cp,solid: 269.80 @288.15 K; 276.90 @298.15 K; 332.00 @358.15 K J/mol×K ('Temperature dependence of heat capacities in solid state of 18 mono-, di-, and poly-saccharides')\"  — Range 269.80-332.00 J/mol·K across 288.15-358.15 K. MW GlcNAc 221.21.  [Boerio-Goates et al. (via Cheméo), 2008, confidence: high]"},{"id":144,"dataset":"carbohydrate","entity":"alpha-cyclodextrin","entity_group":"","entity_class":"cyclodextrin","property":"heat of fusion","property_key":"heat_of_fusion","value":"507.0","unit":"C (melting temperature, not ΔHfus)","value_reported":"507","unit_reported":"C (melting temperature, not ΔHfus)","method":"Experiment","method_detail":"fast scanning calorimetry (FSC) up to 40000 K/s; melting point of anhydrous alpha-CD","conditions":"fast scanning calorimetry (FSC) up to 40000 K/s; melting point of anhydrous alpha-CD","conditions_detail":"fast scanning calorimetry (FSC) up to 40000 K/s; melting point of anhydrous alpha-CD | temperature C: 507 | state: crystal->melt | note: T_fus","doi":"10.3390/ijms232113120","source_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC9655725/","year":"2022","confidence":"high","comments":"\"the melting point Tm is 507, 501, and 474 °C, respectively [for alpha-, beta-, gamma-CD]\"  — Melting TEMPERATURE for alpha-CD (only gamma-CD molar ΔHfus was quoted). First measurement of native cyclodextrin fusion. MW alpha-CD 972.84.  [Gatiatulin AK, Grishin IA, Buzyurov AV, et al., 2022, confidence: high]"},{"id":145,"dataset":"carbohydrate","entity":"beta-cyclodextrin","entity_group":"","entity_class":"cyclodextrin","property":"heat of fusion","property_key":"heat_of_fusion","value":"501.0","unit":"C (melting temperature, not ΔHfus)","value_reported":"501","unit_reported":"C (melting temperature, not ΔHfus)","method":"Experiment","method_detail":"fast scanning calorimetry; melting point of anhydrous beta-CD","conditions":"fast scanning calorimetry; melting point of anhydrous beta-CD","conditions_detail":"fast scanning calorimetry; melting point of anhydrous beta-CD | temperature C: 501 | state: crystal->melt | note: T_fus","doi":"10.3390/ijms232113120","source_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC9655725/","year":"2022","confidence":"high","comments":"\"the melting point Tm is 507, 501, and 474 °C, respectively [for alpha-, beta-, gamma-CD]\"  — Melting TEMPERATURE for beta-CD. MW beta-CD 1134.98.  [Gatiatulin AK, Grishin IA, Buzyurov AV, et al., 2022, confidence: high]"},{"id":146,"dataset":"carbohydrate","entity":"gamma-cyclodextrin","entity_group":"","entity_class":"cyclodextrin","property":"heat of fusion","property_key":"heat_of_fusion","value":"221","unit":"kJ/mol","value_reported":"221","unit_reported":"kJ/mol","method":"Experiment","method_detail":"molar fusion enthalpy at Tm = 474 C, fast scanning calorimetry","conditions":"molar fusion enthalpy at Tm = 474 C, fast scanning calorimetry","conditions_detail":"molar fusion enthalpy at Tm = 474 C, fast scanning calorimetry | temperature C: 474 | state: crystal->melt","doi":"10.3390/ijms232113120","source_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC9655725/","year":"2022","confidence":"high","comments":"\"molar fusion enthalpy of ΔHm = 221 ± 9 kJ mol−1 [gamma-CD]; molar fusion entropy of γCD (at Tm = 474 °C) is ΔSm = 296 ± 12 J mol−1 K−1\"  — Rare experimental molar ΔHfus for a cyclodextrin. MW gamma-CD 1297.12.  [Gatiatulin AK, Grishin IA, Buzyurov AV, et al., 2022, confidence: high]"},{"id":147,"dataset":"carbohydrate","entity":"D-sorbitol (D-glucitol)","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat capacity (Cp)","property_key":"heat_capacity","value":"241.43","unit":"J/(mol·K)","value_reported":"241.43","unit_reported":"J/(mol·K)","method":"Experiment","method_detail":"crystalline solid, 298.15 K (NIST-sourced, via Cheméo)","conditions":"crystalline solid, 298.15 K (NIST-sourced, via Cheméo)","conditions_detail":"crystalline solid, 298.15 K (NIST-sourced, via Cheméo) | temperature K: 298.15 | state: crystal","doi":"","source_url":"https://www.chemeo.com/cid/19-665-3/Sorbitol","year":"2024","confidence":"high","comments":"\"Cp,solid: 241.43 J/mol×K at 298.15 K (Source: NIST)\"  — MW sorbitol 182.17.  [NIST (via Cheméo), 2024, confidence: high]"},{"id":148,"dataset":"carbohydrate","entity":"D-sorbitol (D-glucitol)","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat of fusion","property_key":"heat_of_fusion","value":"30.2","unit":"kJ/mol","value_reported":"30.2","unit_reported":"kJ/mol","method":"Experiment","method_detail":"enthalpy of fusion at T_fus 366.50 K (NIST-sourced, via Cheméo)","conditions":"enthalpy of fusion at T_fus 366.50 K (NIST-sourced, via Cheméo)","conditions_detail":"enthalpy of fusion at T_fus 366.50 K (NIST-sourced, via Cheméo) | temperature K: 366.5 | state: crystal->melt","doi":"","source_url":"https://www.chemeo.com/cid/19-665-3/Sorbitol","year":"2024","confidence":"high","comments":"\"ΔfusH: 30.20 kJ/mol at 366.50 K (Source: NIST)\"  — A second NIST entry gives 30.35 kJ/mol at 235.00 K (likely a metastable polymorph). MW 182.17.  [NIST (via Cheméo), 2024, confidence: high]"},{"id":149,"dataset":"carbohydrate","entity":"D-mannitol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat capacity (Cp)","property_key":"heat_capacity","value":"239","unit":"J/(mol·K)","value_reported":"239.0","unit_reported":"J/(mol·K)","method":"Experiment","method_detail":"crystalline solid, 298.15 K (NIST-sourced, via Cheméo)","conditions":"crystalline solid, 298.15 K (NIST-sourced, via Cheméo)","conditions_detail":"crystalline solid, 298.15 K (NIST-sourced, via Cheméo) | temperature K: 298.15 | state: crystal","doi":"","source_url":"https://www.chemeo.com/cid/26-953-5/D-Mannitol","year":"2024","confidence":"high","comments":"\"Cp,solid: 239.00 J/mol×K at 298.15 K (Source: NIST)\"  — Cheméo also lists 236.00 @294.10 K and 244.80 @303.00 K. MW mannitol 182.17.  [NIST (via Cheméo), 2024, confidence: high]"},{"id":150,"dataset":"carbohydrate","entity":"D-mannitol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat of fusion","property_key":"heat_of_fusion","value":"53.58","unit":"kJ/mol","value_reported":"53.58","unit_reported":"kJ/mol","method":"Experiment","method_detail":"enthalpy of fusion at T_fus 433.20 K (NIST-sourced, via Cheméo)","conditions":"enthalpy of fusion at T_fus 433.20 K (NIST-sourced, via Cheméo)","conditions_detail":"enthalpy of fusion at T_fus 433.20 K (NIST-sourced, via Cheméo) | temperature K: 433.2 | state: crystal->melt","doi":"","source_url":"https://www.chemeo.com/cid/26-953-5/D-Mannitol","year":"2024","confidence":"high","comments":"\"ΔfusH: 53.58 kJ/mol at 433.20 K (Source: NIST)\"  — Cheméo lists 53.58 (433.2 K), 54.69 (437.3 K), 56.10 (439.1 K) kJ/mol; spread reflects polymorphs. MW 182.17.  [NIST (via Cheméo), 2024, confidence: high]"},{"id":151,"dataset":"carbohydrate","entity":"D-mannitol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat of fusion","property_key":"heat_of_fusion","value":"56.1","unit":"kJ/mol","value_reported":"56.1","unit_reported":"kJ/mol","method":"Experiment","method_detail":"enthalpy of fusion at T_fus 439.10 K (NIST-sourced, via Cheméo)","conditions":"enthalpy of fusion at T_fus 439.10 K (NIST-sourced, via Cheméo)","conditions_detail":"enthalpy of fusion at T_fus 439.10 K (NIST-sourced, via Cheméo) | temperature K: 439.1 | state: crystal->melt","doi":"","source_url":"https://www.chemeo.com/cid/26-953-5/D-Mannitol","year":"2024","confidence":"high","comments":"\"ΔfusH: 56.10 kJ/mol at 439.10 K (Source: NIST)\"  — Upper of three NIST ΔfusH entries (polymorph dependent). MW 182.17.  [NIST (via Cheméo), 2024, confidence: high]"},{"id":152,"dataset":"carbohydrate","entity":"xylitol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat capacity (Cp)","property_key":"heat_capacity","value":"1.27","unit":"J/(g·K)","value_reported":"1.27","unit_reported":"J/(g·K)","method":"Experiment","method_detail":"solid state, 20 C, DSC (PCM characterization)","conditions":"solid state, 20 C, DSC (PCM characterization)","conditions_detail":"solid state, 20 C, DSC (PCM characterization) | temperature C: 20 | state: crystal","doi":"10.3390/ma10040444","source_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC5506912/","year":"2017","confidence":"high","comments":"\"The heat capacity in the solid state at 20 °C is 1.27 ± 0.05 J/(g K)\"  — Specific Cp; liquid state at 120 C is 2.73 ± 0.08 J/(g K). MW xylitol 152.15 (do NOT convert).  [Höhlein et al., 2017, confidence: high]"},{"id":153,"dataset":"carbohydrate","entity":"xylitol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat capacity (Cp)","property_key":"heat_capacity","value":"2.73","unit":"J/(g·K)","value_reported":"2.73","unit_reported":"J/(g·K)","method":"Experiment","method_detail":"liquid (melt) state, 120 C, DSC (PCM characterization)","conditions":"liquid (melt) state, 120 C, DSC (PCM characterization)","conditions_detail":"liquid (melt) state, 120 C, DSC (PCM characterization) | temperature C: 120 | state: liquid/melt","doi":"10.3390/ma10040444","source_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC5506912/","year":"2017","confidence":"high","comments":"\"in the liquid state at 120 °C, it is 2.73 ± 0.08 J/(g K)\"  — Specific Cp of liquid/melt. MW xylitol 152.15 (do NOT convert).  [Höhlein et al., 2017, confidence: high]"},{"id":154,"dataset":"carbohydrate","entity":"xylitol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat of fusion","property_key":"heat_of_fusion","value":"237.6","unit":"J/g","value_reported":"237.6","unit_reported":"J/g","method":"Experiment","method_detail":"melting enthalpy by integration of cp curve (70-116 C), DSC; onset of melting 90 C","conditions":"melting enthalpy by integration of cp curve (70-116 C), DSC; onset of melting 90 C","conditions_detail":"melting enthalpy by integration of cp curve (70-116 C), DSC; onset of melting 90 C | temperature C: 90 | state: crystal->melt","doi":"10.3390/ma10040444","source_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC5506912/","year":"2017","confidence":"high","comments":"\"the melting enthalpy of 237.6 ± 1.3 J/g, determined by the integration of the cp curve; The onset of melting for xylitol is detected at 90 ± 1 °C\"  — Specific (per-gram) ΔHfus; MW xylitol 152.15 (do NOT convert; ~36.1 kJ/mol equivalent, consistent with NIST 37.4 kJ/mol).  [Höhlein et al., 2017, confidence: high]"},{"id":155,"dataset":"carbohydrate","entity":"xylitol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat of fusion","property_key":"heat_of_fusion","value":"37.4","unit":"kJ/mol","value_reported":"37.4","unit_reported":"kJ/mol","method":"Experiment","method_detail":"enthalpy of fusion at T_fus 365.70 K (NIST-sourced, via Cheméo)","conditions":"enthalpy of fusion at T_fus 365.70 K (NIST-sourced, via Cheméo)","conditions_detail":"enthalpy of fusion at T_fus 365.70 K (NIST-sourced, via Cheméo) | temperature K: 365.7 | state: crystal->melt","doi":"","source_url":"https://www.chemeo.com/cid/69-231-9/Xylitol","year":"2024","confidence":"high","comments":"\"ΔfusH 37.40 kJ/mol at 365.70 K (Source: NIST)\"  — Cheméo lists 37.40 (365.7 K), 37.70 (368.0 K), 33.26 (369.0 K), and ΔfusH° 33.68 kJ/mol. MW 152.15.  [NIST (via Cheméo), 2024, confidence: high]"},{"id":156,"dataset":"carbohydrate","entity":"erythritol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat capacity (Cp)","property_key":"heat_capacity","value":"161.9","unit":"J/(mol·K)","value_reported":"161.9","unit_reported":"J/(mol·K)","method":"Experiment","method_detail":"crystalline solid, 291.70 K (NIST-sourced, via Cheméo)","conditions":"crystalline solid, 291.70 K (NIST-sourced, via Cheméo)","conditions_detail":"crystalline solid, 291.70 K (NIST-sourced, via Cheméo) | temperature K: 291.7 | state: crystal","doi":"","source_url":"https://www.chemeo.com/cid/57-892-9/Erythritol","year":"2024","confidence":"high","comments":"\"Cp,solid: [161.90; 170.70] J/mol×K [291.70; 303.00] (Source: NIST)\"  — Crystalline Cp 161.90 J/mol·K at 291.70 K, 170.70 J/mol·K at 303.00 K. MW erythritol 122.12.  [NIST (via Cheméo), 2024, confidence: high]"},{"id":157,"dataset":"carbohydrate","entity":"erythritol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat capacity (Cp)","property_key":"heat_capacity","value":"1.34","unit":"J/(g·K)","value_reported":"1.34","unit_reported":"J/(g·K)","method":"Experiment","method_detail":"solid state, 20 C, DSC (PCM characterization)","conditions":"solid state, 20 C, DSC (PCM characterization)","conditions_detail":"solid state, 20 C, DSC (PCM characterization) | temperature C: 20 | state: crystal","doi":"10.3390/ma10040444","source_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC5506912/","year":"2017","confidence":"high","comments":"\"The heat capacity in the solid state at 20 °C is 1.34 ± 0.09 J/(g K)\"  — Specific Cp; liquid at 150 C is 2.87 ± 0.03 J/(g K). MW erythritol 122.12 (do NOT convert).  [Höhlein et al., 2017, confidence: high]"},{"id":158,"dataset":"carbohydrate","entity":"erythritol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat of fusion","property_key":"heat_of_fusion","value":"352.9","unit":"J/g","value_reported":"352.9","unit_reported":"J/g","method":"Experiment","method_detail":"melting enthalpy by integration of cp curve, 118 C melting peak, DSC","conditions":"melting enthalpy by integration of cp curve, 118 C melting peak, DSC","conditions_detail":"melting enthalpy by integration of cp curve, 118 C melting peak, DSC | temperature C: 118 | state: crystal->melt","doi":"10.3390/ma10040444","source_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC5506912/","year":"2017","confidence":"high","comments":"\"The melting enthalpy determined by integration of the cp curve is 352.9 ± 0.7 J/g and 316 ± 1 J/g for the 118 °C and 105 °C melting peak\"  — Two polymorph peaks: 352.9 J/g (118 C) and 316 J/g (105 C). MW erythritol 122.12 (do NOT convert; ~43.1 kJ/mol equivalent, consistent with Cheméo 39.93 kJ/mol).  [Höhlein et al., 2017, confidence: high]"},{"id":159,"dataset":"carbohydrate","entity":"erythritol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat of fusion","property_key":"heat_of_fusion","value":"39.93","unit":"kJ/mol","value_reported":"39.93","unit_reported":"kJ/mol","method":"Experiment","method_detail":"enthalpy of fusion (DSC + T-History), solid->liquid (via Cheméo)","conditions":"enthalpy of fusion (DSC + T-History), solid->liquid (via Cheméo)","conditions_detail":"enthalpy of fusion (DSC + T-History), solid->liquid (via Cheméo) | state: crystal->melt","doi":"","source_url":"https://www.chemeo.com/cid/57-892-9/Erythritol","year":"2024","confidence":"high","comments":"\"ΔfusH°: 39.93 kJ/mol (Source: 'Measurement of enthalpy curves of phase change materials via DSC and T-History')\"  — Molar ΔHfus; NIST Tfus 390.90-391.60 K. MW 122.12.  [via Cheméo, 2024, confidence: high]"},{"id":160,"dataset":"carbohydrate","entity":"myo-inositol","entity_group":"","entity_class":"sugar alcohol / polyol","property":"heat capacity (Cp)","property_key":"heat_capacity","value":"218.31","unit":"J/(mol·K)","value_reported":"218.31","unit_reported":"J/(mol·K)","method":"Experiment","method_detail":"crystalline solid, 298.15 K (NIST-sourced, via Cheméo)","conditions":"crystalline solid, 298.15 K (NIST-sourced, via Cheméo)","conditions_detail":"crystalline solid, 298.15 K (NIST-sourced, via Cheméo) | temperature K: 298.15 | state: crystal","doi":"","source_url":"https://www.chemeo.com/cid/61-807-8/Myo-Inositol","year":"2024","confidence":"high","comments":"\"Cp,solid: 218.31 J/mol×K at 298.15 K (Source: NIST)\"  — Full table 1.47 J/mol·K @10.17 K to 253.90 J/mol·K @340.30 K from 'Thermodynamic properties of myo-inositol'. MW myo-inositol 180.16.  [NIST (via Cheméo), 2024, confidence: high]"}]}