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Merck
CN

63180

Maleic acid

puriss., ≥99.0% (HPLC)

Synonym(s):

cis-Butenedioic acid, Toxilic acid

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About This Item

Linear Formula:
HO2CCH=CHCO2H
CAS Number:
110-16-7
Molecular Weight:
116.07
EC Number:
203-742-5
UNSPSC Code:
12352100
MDL number:
MFCD00063177
Beilstein/REAXYS Number:
605762

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InChI

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

InChI key

VZCYOOQTPOCHFL-UPHRSURJSA-N

SMILES string

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

grade

puriss.

assay

≥99.0% (HPLC)

mp

130-135 °C (lit.), 137-140 °C

density

1.59 g/mL at 25 °C (lit.)

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pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 1

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Eagleson M.
Concise Encyclopedia Chemistry, 617-617 (1994)
Eagleson M.
Concise Encyclopedia Chemistry, 434-434 (1994)
Swelling equilibria and dye adsorption studies of chemically crosslinked superabsorbent acrylamide/maleic acid hydrogels.
Karadag E, et al.
European Polymer Journal, 38(11), 2133-2141 (2002)
Eagleson M.
Concise Encyclopedia Chemistry, 277-277 (1994)
Hanna Kotikoski et al.
Acta ophthalmologica Scandinavica, 81(4), 355-360 (2003-07-16)
To investigate whether a nitric oxide donor given as a single oral dose is able to modify aqueous humour flow in healthy volunteers. Ten healthy volunteers participated in a randomized, double-masked and placebo-controlled cross-over study. Aqueous humour flow was assessed
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