<i>trans</i>-2-Pentenoic Acid , >95.0%(GC) , 13991-37-2

Synonym(s):
trans-2-Pentenoic acid

CAS NO.：13991-37-2

Empirical Formula: C5H8O2

Molecular Weight: 100.12

MDL number: MFCD00002704

EINECS: 237-791-9

PRODUCT Properties

• Melting point: 9-11 °C(lit.)
• Boiling point: 106 °C20 mm Hg(lit.)
• Density: 0.99 g/mL at 25 °C(lit.)
• refractive index: n20/D 1.452(lit.)
• FEMA: 4193 | 2-PENTENOIC ACID
• Flash point: 102 °C
• storage temp.: Store below +30°C.
• solubility: 60g/l
• form: Liquid
• pka: pK1:4.70 (25°C)
• color: Clear colorless to light yellow
• Odor: at 100.00 %. acidic feta cheese buttery
• Odor Type: cheesy
• biological source: synthetic
• explosive limit: 1.6%(V)
• JECFA Number: 1804
• BRN: 1720312
• InChIKey: YIYBQIKDCADOSF-ONEGZZNKSA-N
• LogP: 1.333 (est)
• CAS DataBase Reference: 13991-37-2(CAS DataBase Reference)
• EPA Substance Registry System: 2-Pentenoic acid, (2E)- (13991-37-2)

Description and Uses

2-Pentenoic acid has been used in preparation of new nonsteroidal human androgen receptor (hAR) agonists from an hAR antagonist pharmacophore, 2(1H)-piperidino[3,2-g]quinolinone.

Safety

• Symbol(GHS): GHS05
• Signal word: Danger
• Hazard statements: H314
• Precautionary statements: P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363-P405
• Hazard Codes: C
• Risk Statements: 22-34
• Safety Statements: 26-36/37/39-45
• RIDADR: UN 3265 8/PG 3
• WGK Germany: 3
• RTECS: SB2750000
• Hazard Note: Harmful/Corrosive
• HazardClass: 8
• PackingGroup: III
• HS Code: 29161900
• Limited Quantities: 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)