Products Categories
CAS No.: | 154026-95-6 |
---|---|
Name: | tert-Butyl (4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetate |
Molecular Structure: | |
|
|
Formula: | C15H26O6 |
Molecular Weight: | 302.368 |
Synonyms: | Rosuvastatin calcium intermediate C-1;(4R-Cis)-6-[(Acetyloxy methyl)]-2,2-Dimethyl-1,3-Dioxane -4-Acetic Acid,1,1-Dimethyethyl Ester;(4R-Cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester(D5); |
EINECS: | 688-142-5 |
Density: | 1.037 g/cm3 |
Boiling Point: | 353.142 °C at 760 mmHg |
Flash Point: | 150.334 °C |
Appearance: | White or off-white solid powder |
PSA: | 71.06000 |
LogP: | 2.19150 |
tetrabutylammonium acetate
(4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
at 115℃; for 7h; | 99.1% |
In 1-methyl-pyrrolidin-2-one at 25 - 95℃; for 24h; | 7.2 g |
sodium acetate
(4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
With copper(l) chloride In N,N-dimethyl-formamide at 120 - 130℃; for 24h; Reagent/catalyst; Solvent; | 97.6% |
With tetrabutylammomium bromide In N,N-dimethyl-formamide at 120℃; for 4h; Solvent; | 542.97 g |
2,2-dimethoxy-propane
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
With methanesulfonic acid In toluene at 20℃; for 8h; | 95.8% |
With methanesulfonic acid In toluene at 0 - 5℃; for 4h; | 88.1% |
1,1-dimethylethyl (4R-cis)-6-hydroxymethyl-2,2-dimethyl-1,3-dioxane-4-acetate
acetyl chloride
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
Stage #1: 1,1-dimethylethyl (4R-cis)-6-hydroxymethyl-2,2-dimethyl-1,3-dioxane-4-acetate With pyridine In dichloromethane at 20℃; for 0.5h; Stage #2: acetyl chloride In dichloromethane at 20℃; for 1h; | 86% |
With pyridine In dichloromethane at 20℃; for 0.5h; | 15.9 g |
ammonium acetate
(4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
In 1-methyl-pyrrolidin-2-one at 95℃; for 24h; | 80% |
potassium acetate
(4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
Stage #1: potassium acetate; (4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester With tetrabutyl phosphonium bromide In toluene at 105℃; for 22h; Stage #2: With pyrographite In n-heptane; toluene at 20℃; | 76% |
Stage #1: (4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester; 1-ethyl-3-methylimidazolium acetate at 90℃; for 5h; Stage #2: potassium acetate at 90℃; for 23.5h; Product distribution / selectivity; | |
In 1-ethyl-3-methyl-1H-imidazol-3-ium chloride at 110℃; for 2.5h; |
sodium hydrogencarbonate
2,2-dimethoxy-propane
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In dichloromethane; ethyl acetate |
tetrabutylammonium acetate
1,1-dimethylethyl (4R-cis)-6-hydroxymethyl-2,2-dimethyl-1,3-dioxane-4-acetate
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
In 1-methyl-pyrrolidin-2-one |
potassium acetate
1-ethyl-3-methylimidazolium acetate
(4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
at 100℃; for 4h; |
1-ethyl-3-methylimidazolium acetate
(4R-cis)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxane-4-acetic acid,1,1-dimethylethyl ester
(4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid tert-butyl ester
Conditions | Yield |
---|---|
at 100℃; for 3h; Product distribution / selectivity; |
What can I do for you?
Get Best Price
Empirical Formula of tert-Butyl (4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetate (CAS NO.154026-95-6): C15H26O6
Molecular Weight: 302.3633
Nominal Mass: 302 Da
Average Mass: 302.3633 Da
Monoisotopic Mass: 302.172939 Da
Index of Refraction: 1.436
Molar Refractivity: 76.312 cm3
Molar Volume: 291.645 cm3
Surface Tension: 33.982 dyne/cm
Density: 1.037 g/cm3
Flash Point: 150.334 °C
Enthalpy of Vaporization: 59.804 kJ/mol
Boiling Point: 353.142 °C at 760 mmHg
Structure of tert-Butyl (4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetate (CAS NO.154026-95-6):
Systematic Name: tert-Butyl 6-O-acetyl-2,4-dideoxy-3,5-O-(1-methylethylidene)-D-erythro-hexonate
SMILES: O=C(OC(C)(C)C)C[C@@H]1OC(O[C@@H](C1)COC(=O)C)(C)C
InChI: InChI=1/C15H26O6/c1-10(16)18-9-12-7-11(19-15(5,6)20-12)8-13(17)21-14(2,3)4/h11-12H,7-9H2,1-6H3/t11-,12+/m1/s1
InChIKey: NGABCYSYENPREI-NEPJUHHUBW
Std. InChI: InChI=1S/C15H26O6/c1-10(16)18-9-12-7-11(19-15(5,6)20-12)8-13(17)21-14(2,3)4/h11-12H,7-9H2,1-6H3/t11-,12+/m1/s1
Std. InChIKey: NGABCYSYENPREI-NEPJUHHUSA-N
tert-Butyl (4R-cis)-6-[(acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetate (CAS NO.154026-95-6) also can be called (4R-cis)-6-[(Acetyloxy)methyl]-2,2-dimethyl-1,3-dioxane-4-acetic acid 1,1-dimethylethyl ester .