Acetic Anhydride → Propylene Glycol Diacetate

HRID 1576573Notes

Reaction equation

HRID 1576573 reaction equation
P(Cl)(Cl)Cl.P(Cl)(Cl)(Cl)(Cl)Cl.[C:11]([O:14][C:15](=O)[CH3:16])(=[O:13])[CH3:12]>C(O)(=O)C>[C:11]([O:14][CH2:15][CH:15]([O:14][C:11](=[O:13])[CH3:12])[CH3:16])(=[O:13])[CH3:12]

Participants

5

Reactant 3

HCID 7918Acetic AnhydrideHCID 24387Phosphorus trichlorideHCID 24819Phosphorus pentachloride

Product 1

HCID 12198Propylene Glycol Diacetate

Reagents, catalysts & solvents 1

HCID 176Acetic AcidSolvent

Procedure

2 g phosphorus trichloride and 2 g phosphorus pentachloride were dissolved with 2 g cupric chloride in 500 ml glacial acetic acid and 50 ml acetic anhydride and then further treated a described in Example 4. 5.2 g propylene glycol diacetate were obtained.

Workup

  1. additionfurther treated

Sources & evidence

ORD record
ord-9fb393df01d74b2a9413980d2239cee6
Source dataset
uspto-grants-1976_09
Patent number
US03981908

Reaction notes

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