CAS 3142-72-1|2-Methyl-2-pentenoic acid

Introduction：Basic information about CAS 3142-72-1|2-Methyl-2-pentenoic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	2-Methyl-2-pentenoic acid
CAS Number	3142-72-1	Molecular Weight	114.142
Density	1.0±0.1 g/cm3	Boiling Point	215.9±0.0 °C at 760 mmHg
Molecular Formula	C₆H₁₀O₂	Melting Point	26-28 °C(lit.)
MSDS	ChineseUSA	Flash Point	107.8±0.0 °C
Symbol	GHS05	Signal Word	Danger

Names

Name	2-Methyl-2-pentenoic acid
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.0±0.1 g/cm3
Boiling Point	215.9±0.0 °C at 760 mmHg
Melting Point	26-28 °C(lit.)
Molecular Formula	C₆H₁₀O₂
Molecular Weight	114.142
Flash Point	107.8±0.0 °C
Exact Mass	114.068077
PSA	37.30000
LogP	1.89
Vapour density	>1 (vs air)
Vapour Pressure	0.1±0.8 mmHg at 25°C
Index of Refraction	1.454
InChIKey	JJYWRQLLQAKNAD-UHFFFAOYSA-N
SMILES	CCC=C(C)C(=O)O

Safety Information

Symbol	GHS05
Signal Word	Danger
Hazard Statements	H314
Precautionary Statements	P280-P305 + P351 + P338-P310
Hazard Codes	C:Corrosive;
Risk Phrases	R22;R34
Safety Phrases	S26-S36/37/39-S45
RIDADR	UN 3261 8/PG 3
WGK Germany	2
Packaging Group	III
Hazard Class	8
HS Code	2916190090

Customs

HS Code	2916190090
Summary	2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Synonyms

2-Pentenoic acid, 2-methyl-, (2E)-

EINECS 241-026-4

2-Pentene-2-carboxylicacid

(2E)-2-methylpent-2-enoic acid

(2E)-2-Methyl-2-pentenoic acid

FEMA 3195

STRAWBERRIFF

2-methylpent-2-enoic acid

RARECHEM AL BE 0127

2-Methyl-pent-2-ensaeure

2-methyl-2-pentenoicaci

3-Ethyl-2-methylacrylicacid

FEMA NUMBER 3195

MFCD00002655

Methylpentenoicacidpract

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