Skip to Content
Merck
CN

45840

Acetic anhydride

Sign In to View Organizational & Contract Pricing.

Select a Size

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:
329756981
Beilstein/REAXYS Number:
385737
MDL number:
MFCD00008705

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

InChI

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

InChI key

WFDIJRYMOXRFFG-UHFFFAOYSA-N

SMILES string

CC(=O)OC(C)=O

vapor density

3.5 (vs air)

vapor pressure

10 mmHg ( 36 °C), 4 mmHg ( 20 °C)

autoignition temp.

629 °F

expl. lim.

10.3 %

refractive index

n20/D 1.390 (lit.)

bp

138-140 °C (lit.)

mp

−73 °C (lit.)

solubility

H2O: slightly soluble

density

1.08 g/mL (lit.)

Looking for similar products? Visit Product Comparison Guide

Other Notes

Sales restrictions may apply

signalword

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

wgk

WGK 1

flash_point_f

120.2 °F - closed cup

flash_point_c

49 °C - closed cup

ppe

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

Regulatory Information

新产品
This item has

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
STBG5436V

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

P Barath et al.
The American journal of pathology, 137(3), 503-509 (1990-09-01)
We used immunohistochemistry to detect tumor necrosis factor (TNF) and in situ hybridization to detect TNF messenger RNA (mRNA) in the intimal mesenchymal-appearing cells and in the medial smooth muscle cells of human atherosclerotic arteries. Medial smooth muscle cells showed
Acetylation of anisole by acetic anhydride over a HBEA zeolite-Origin of deactivation of the catalyst.
Rohan D, et al.
J. Catal., 177(2), 296-305 (1998)
David G Simmons et al.
BMC genomics, 9, 352-352 (2008-07-30)
The Prolactin (PRL) hormone gene family shows considerable variation among placental mammals. Whereas there is a single PRL gene in humans that is expressed by the pituitary, there are an additional 22 genes in mice including the placental lactogens (PL)
Eagleson M.
Concise Encyclopedia Chemistry, 5-5 (1994)
Lakshmi Pillai-Kastoori et al.
PLoS genetics, 10(7), e1004491-e1004491 (2014-07-11)
Ocular coloboma is a sight-threatening malformation caused by failure of the choroid fissure to close during morphogenesis of the eye, and is frequently associated with additional anomalies, including microphthalmia and cataracts. Although Hedgehog signaling is known to play a critical
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service