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798673

Sigma-Aldrich

Fumaric acid

anhydrous, free-flowing, Redi-Dri, ≥99%

Synonym(s):

(2E)-2-Butenedioic acid, trans-Butenedioic acid

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About This Item

Linear Formula:
HOOCCH=CHCOOH
CAS Number:
Molecular Weight:
116.07
Beilstein:
605763
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.21

grade

anhydrous

Quality Level

vapor pressure

1.7 mmHg ( 165 °C)

product line

Redi-Dri

Assay

≥99%

form

powder

autoignition temp.

1364 °F

quality

free-flowing

expl. lim.

40 %

mp

298-300 °C (subl.) (lit.)

SMILES string

OC(=O)\C=C\C(O)=O

InChI

1S/C4H4O4/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/b2-1+

InChI key

VZCYOOQTPOCHFL-OWOJBTEDSA-N

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Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

523.4 °F

Flash Point(C)

273 °C


Certificates of Analysis (COA)

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Articles

Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.

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