Product Name: Citraconic acid
Synonyms: (Z)-2-Methyl-2-butenedioic acid;(2Z)-2-Methyl-2-butenedioic acid;Kyselina citrakonova;kyselinacitrakonova;Maleic acid, methyl-;methyl-maleicaci;2-METHYL-2-BUTENEDIOIC ACID;METHYLMALEIC ACID
CAS: 498-23-7
MF: C5H6O4
MW: 130.1
EINECS: 207-858-7
Product Categories:
Mol File: 498-23-7.mol
Citraconic acid Structure
Citraconic acid Chemical Properties
Melting point 88-94 °C(lit.)
Boiling point 160.75°C (rough estimate)
density 1,62 g/cm3
refractive index 1.4502 (estimate)
form Crystalline Powder
pka pK1:2.29(0);pK2:6.15(+1) (25°C)
color White to light beige
Water Solubility FREELY SOLUBLE
Sensitive Hygroscopic
Merck 14,2321
BRN 1722679
CAS DataBase Reference 498-23-7(CAS DataBase Reference)
NIST Chemistry Reference 2-Butenedioic acid, 2-methyl-, (Z)-(498-23-7)
Safety Information
Hazard Codes Xn
Risk Statements 22-36/37/38
Safety Statements 36-37/39-26
RIDADR 2811
WGK Germany 3
RTECS GE6650000
HazardClass 6.1(b)
PackingGroup III
HS Code 29171900
Toxicity LD50 in rats, mice (mg/kg): 1320, 2260 orally (Jenner)