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CAS No.: | 63648-81-7 |
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Name: | Sucrose-6-acetic ester |
Article Data: | 19 |
Molecular Structure: | |
Formula: | C14H24 O12 |
Molecular Weight: | 384.337 |
Synonyms: | Sucrose6-acetate |
Density: | 1.66±0.1 g/cm3(Predicted) |
Melting Point: | 116 - 118°C |
Boiling Point: | 674.6±55.0 °C(Predicted) |
PSA: | 195.60000 |
LogP: | -4.82480 |
Conditions | Yield |
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Stage #1: Sucrose With di(n-butyl)tin oxide In cyclohexane; N,N-dimethyl-formamide at 60 - 95℃; for 5h; Stage #2: acetic anhydride In cyclohexane; N,N-dimethyl-formamide at 5 - 20℃; for 4.5h; | 98.6% |
Stage #1: Sucrose With 1,3-diacetoxy-1,1,3,3-tetrabutyldistannoxane In cyclohexane; N,N-dimethyl-formamide for 0.08h; Heating / reflux; Azeotropic water co-distillation; Stage #2: acetic anhydride In cyclohexane; N,N-dimethyl-formamide at 10℃; for 2h; | |
Stage #1: Sucrose; di(n-butyl)tin oxide In N,N-dimethyl-formamide at 80 - 85℃; for 10 - 13h; Stage #2: acetic anhydride In N,N-dimethyl-formamide at 0 - 20℃; for 3 - 4h; Product distribution / selectivity; |
Conditions | Yield |
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SO4(2-)-TiO2/Al2O3 In N,N-dimethyl-formamide at 80℃; for 6h; | 79% |
Conditions | Yield |
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With pyridine; polymer-supported butyltin(IV) species 1.) MeOH, reflux, 12 h, 2.) DMF, RT, 1 d; Yield given. Multistep reaction. Yields of byproduct given; | |
With pyridine; polymer-supported butyltin(IV) species 1.) MewOH, reflux, 12 h, 2.) DMF, RT, 1 d; Yield given. Multistep reaction. Yields of byproduct given; |
6-O-acetyl sucrose
Conditions | Yield |
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With water; acidic ion exchange resin In N,N-dimethyl-formamide for 0.5h; pH=~ 6; Product distribution / selectivity; | |
With water; acetic acid In N,N-dimethyl-formamide at 20℃; for 0.5h; pH=6.5; Product distribution / selectivity; |
Conditions | Yield |
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In N,N-dimethyl-formamide at 40 - 50℃; for 6h; Product distribution / selectivity; | |
In N,N,N,N,N,N-hexamethylphosphoric triamide at 20℃; for 4h; Product distribution / selectivity; | |
In acetonitrile at 60℃; for 2h; Product distribution / selectivity; |
acetic anhydride
di(n-butyl)tin oxide
Sucrose
A
sucrose 4-acetate
B
6-O-acetyl sucrose
Conditions | Yield |
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Stage #1: di(n-butyl)tin oxide; Sucrose With isopropyl alcohol In N,N-dimethyl-formamide at 100℃; for 5h; Stage #2: acetic anhydride In N,N-dimethyl-formamide at 10 - 27℃; for 6h; Product distribution / selectivity; |
Conditions | Yield |
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In N,N-dimethyl-formamide; isopropyl alcohol at 0 - 20℃; for 5.5h; Product distribution / selectivity; |
acetic anhydride
6-O-acetyl sucrose
Conditions | Yield |
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In N,N-dimethyl-formamide; isopropyl alcohol at 0 - 20℃; Product distribution / selectivity; |
Conditions | Yield |
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Stage #1: 1,3(diO-sucrose)dibutyl stannylene In N,N-dimethyl-formamide at 40 - 45℃; for 0.5h; Stage #2: acetic anhydride In N,N-dimethyl-formamide at 0 - 20℃; for 3 - 4h; Product distribution / selectivity; |
Conditions | Yield |
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diethylazodicarboxylate In N,N-dimethyl-formamide at 20℃; for 5h; Product distribution / selectivity; |