Skip to Content
Merck

8.00269

Fumaric acid

for synthesis

Synonym(s):

Fumaric acid, trans-1,2-Ethylentricarboxylic acid

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

Empirical Formula (Hill Notation):
C4H4O4
CAS Number:
Molecular Weight:
116.07
UNSPSC Code:
12352106
EC Index Number:
203-743-0
NACRES:
NA.22
MDL number:
Assay:
≥99.0% (acidimetric)
Form:
solid
Grade:
synthesis grade
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


grade

synthesis grade

Quality Level

vapor pressure

<0.001 hPa ( 20 °C)

assay

≥99.0% (acidimetric)

form

solid

autoignition temp.

375 °C

potency

9300 mg/kg LD50, oral (Rat), 20000 mg/kg LD50, skin (Rabbit)

pH

2.1 (20 °C, 4.9 g/L in H2O)

bp

290 °C/1013 hPa (sublimed)

mp

287 °C

transition temp

flash point 273 °C

solubility

4.9 g/L

density

1.64 g/cm3 at 20 °C

storage temp.

no temp limit

SMILES string

[O-]C(=O)\C=C\C(=O)[O-].[H+].[H+]

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

Analysis Note

Assay (acidimetric): ≥ 99.0 %
Identity (IR): passes test


Still not finding the right product?

Explore all of our products under Fumaric acid


hcodes

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

523.4 °F

flash_point_c

273 °C



Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

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

Visit the Document Library