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Merck
CN

385980

Benzoic anhydride

≥95%

Synonym(s):

Benzoyl anhydride, Benzoyl benzoate, Bis(phenylcarbonyl)ether

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About This Item

Linear Formula:
(C6H5CO)2O
CAS Number:
93-97-0
Molecular Weight:
226.23
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24864062
EC Number:
202-291-1
Beilstein/REAXYS Number:
516726
MDL number:
MFCD00003073
Assay:
≥95%
Form:
solid

Key Documents

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InChI key

CHIHQLCVLOXUJW-UHFFFAOYSA-N

InChI

1S/C14H10O3/c15-13(11-7-3-1-4-8-11)17-14(16)12-9-5-2-6-10-12/h1-10H

SMILES string

O=C(OC(=O)c1ccccc1)c2ccccc2

assay

≥95%

form

solid

mp

38-42 °C (lit.)

density

1.199 g/mL at 25 °C (lit.)

functional group

anhydride, ester, phenyl

Quality Level

200

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Application

Benzoic anhydride can be used as a:
  • Condensation reagent in the synthesis of carboxylic esters from carboxylic acids and alcohols.
  • Coupling reagent in the synthesis of macrolactones.
  • Acylating reagent for acylating sulfonamides, amines, alcohols, and phenols using ZSM-5-SO3H as a catalyst.

It can be also used as a reagent for the preparation of benzyl benzoate , benzylidene dibenzoate , 4-benzoyltoluene .

pictograms

Health hazardCorrosion
GHS08,GHS05

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2 - STOT RE 1 Inhalation

target_organs

Lungs

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 3

flash_point_f

235.4 °F - closed cup

flash_point_c

113 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCL7123
BCCM0272
BCCM3772
BCCM6358
BCCJ8303

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ZSM-5-SO3H: an efficient catalyst for acylation of sulfonamides amines, alcohols, and phenols under solvent-free conditions
Massah AR, et al.
ISRN Organic Chemistry, 2013(10), 2312-2312 (2013)
Acylations with long-chain acid anhydrides and acyl chlorides over zeolite beta
Bejblova M, et al.
Topics in Catalysis, 52(1-2), 178-184 (2009)
TMEDA: efficient and mild catalyst for the acylation of alcohols, phenols and thiols under solvent-free condition
Kadam ST, et al.
Bull. Korean Chem. Soc., 30(5), 1071-1076 (2009)
Formyloxyacetoxyphenylmethane and 1, 1-diacylals as versatile O-formylating and O-acylating reagents for alcohols
Chapman RSL, et al.
Tetrahedron, 74(44), 6442-6452 (2018)
Isamu Shiina et al.
The Journal of organic chemistry, 69(6), 1822-1830 (2004-04-03)
Various carboxylic esters are obtained at room temperature in excellent yields with high chemoselectivities from nearly equimolar amounts of carboxylic acids and alcohols using 2-methyl-6-nitrobenzoic anhydride with triethylamine by the promotion of a basic catalyst such as 4-(dimethylamino)pyridine. A variety
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