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487813

Sigma-Aldrich

Acetic anhydride-1,1′-13C2

99 atom % 13C

Synonym(s):

13C Labeled acetic anhydride

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About This Item

Linear Formula:
(CH313CO)2O
CAS Number:
Molecular Weight:
104.07
MDL number:
UNSPSC Code:
12352101
PubChem Substance ID:
NACRES:
NA.12

isotopic purity

99 atom % 13C

Assay

99% (CP)

refractive index

n20/D 1.39 (lit.)

bp

138-140 °C (lit.)

mp

-73 °C (lit.)

density

1.101 g/mL at 25 °C

mass shift

M+2

SMILES string

C[13C](=O)O[13C](C)=O

InChI

1S/C4H6O3/c1-3(5)7-4(2)6/h1-2H3/i3+1,4+1

InChI key

WFDIJRYMOXRFFG-CQDYUVAPSA-N

Packaging

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

120.2 °F - closed cup

Flash Point(C)

49 °C - closed cup


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Dynamic Nuclear Polarization (DNP) is a phenomenon by which high spin polarization, typically derived from a bath of free radical electrons, is transferred to a nuclear spin bath, enhancing the difference between the nuclear energy levels and thereby producing dramatically enhanced NMR signals for detection.

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