Skip to Content

Key Documents

View All Documentation

110043

Acetic anhydride

≥99%

Synonym(s):

Acetanhydride, Acetic acid anhydride, Acetyl acetate, Acetyl anhydride, Ethanoic anhydride

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Linear Formula:
(CH3CO)2O
CAS Number:
108-24-7
Molecular Weight:
102.09
EC Number:
203-564-8
UNSPSC Code:
12352100
PubChem Substance ID:
24846953
Beilstein/REAXYS Number:
385737
MDL number:
MFCD00008705
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

vapor density

3.5 (vs air)

Quality Segment

vapor pressure

10 mmHg ( 36 °C), 4 mmHg ( 20 °C)

assay

≥99%

autoignition temp.

629 °F

expl. lim.

10.3 %

availability

available only in EU

refractive index

n20/D 1.390 (lit.)

bp

138-140 °C (lit.)

mp

−73 °C (lit.)

solubility

water: slightly soluble

density

1.08 g/mL (lit.)

SMILES string

CC(=O)OC(C)=O

InChI

1S/C4H6O3/c1-3(5)7-4(2)6/h1-2H3

InChI key

WFDIJRYMOXRFFG-UHFFFAOYSA-N

Still not finding the right product?

Explore all of our products under Acetic anhydride

Signal Word

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B

Storage Class

3 - Flammable liquids

Flash Point (°F)

120.2 °F - closed cup

Flash Point (°C)

49 °C - closed cup

PPE (personal protective equipment)

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library