Product Name: Tiglic acid
Synonyms: trans-2,3-Dimethylacrylic acid,98%;trans-2,3-DiMethylacrylic acid, 98% 100GR;NSC 44235;NSC 8999;trans-2-Methyl-2;(E)-2-Methyl-2-butenoic Acid 2-Methylcrotonic Acid;(E)-2-METHYL-2-BUTENOIC ACID;E-2,3-DIMETHYLACRYLIC ACID
CAS: 80-59-1
MF: C5H8O2
MW: 100.12
EINECS: 201-295-0
Product Categories: Aromatic Cinnamic Acids, Esters and Derivatives;-
Mol File: 80-59-1.mol
Tiglic acid Structure
Tiglic acid Chemical Properties
Melting point 61-64 °C(lit.)
Boiling point 95-96 °C12 mm Hg(lit.)
density 0.969 g/mL at 25 °C(lit.)
refractive index nD81 1.4342
FEMA 3599 | 2-METHYL-TRANS-2-BUTENOIC ACID
Fp 101°C
storage temp. Refrigerator (+4°C)
pka pK (25°) 5.02
form Crystalline Powder and Chunks
color White to beige
Specific Gravity 0.969
Water Solubility SOLUBLE IN HOT WATER
JECFA Number 1205
Merck 14,9433
BRN 1236500
InChIKey UIERETOOQGIECD-ONEGZZNKSA-N
CAS DataBase Reference 80-59-1(CAS DataBase Reference)
NIST Chemistry Reference 2-Butenoic acid, 2-methyl-,( 57363223, 57184795,E)-(80-59-1)
EPA Substance Registry System 2-Butenoic acid, 2-methyl-,( 57363224, 57184796,2E)-(80-59-1)
Safety Information
Hazard Codes C,Xi
Risk Statements 34-36/37/38
Safety Statements 26-36/37/39-45-24/25-27
RIDADR UN 3261 8/PG 2
WGK Germany 2
RTECS GQ5430000
TSCA Yes
HazardClass 8
PackingGroup III
HS Code 29161980