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25899-50-7

Basic Information
CAS No.: 25899-50-7
Name: 2-PENTENENITRILE
Article Data: 16
Molecular Structure:
Molecular Structure of 25899-50-7 (2-PENTENENITRILE)
Formula: C5H7 N
Molecular Weight: 81.1173
Synonyms: 2-Pentenenitrile,(Z)- (8CI); 2-Pentenenitrile, cis- (5CI); (2Z)-Pent-2-enenitrile;(Z)-2-Pentenenitrile; cis-1-Butenyl cyanide; cis-2-Pentenenitrile;cis-2-Pentenonitrile
Density: 0.821 g/mL at 20 °C(lit.)
Boiling Point: 127-128 °C766 mm Hg(lit.)
Flash Point: 75 °F
Solubility: 11.2g/L at 20℃
Hazard Symbols: T,Xn,F
Safety: Moderately toxic by ingestion and skin contact. A flammable liquid. When heated to decomposition it emits toxic vapors of NOx.
PSA: 23.79000
LogP: 1.47618
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Chemistry

IUPAC Name: (Z)-pent-2-enenitrile
Synonyms of 2-Pentenenitrile, (Z)- (CAS NO.25899-50-7) : Cis-2-Pentenenitrile ; (2Z)-2-Pentenenitrile ; (2Z)-pent-2-enenitrile ; 2-Pentenenitrile, (2Z)-
CAS NO: 25899-50-7
Molecular Formula:C5H7N
Molecular Weight :81.1158
Molecular Structure :
EINECS: 236-297-0
Index of Refraction: 1.427 
Surface Tension: 28.4 dyne/cm 
Density: 0.827 g/cm3 
Flash Point: 28.5 °C 
Enthalpy of Vaporization: 35.06 kJ/mol 
Boiling Point: 112 °C at 760 mmHg 
Vapour Pressure: 22.2 mmHg at 25°C

Uses

 2-Pentenenitrile, (Z)- (CAS NO.25899-50-7) is used as  intermediate in organic synthesis .

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LDLo skin 125mg/kg (125mg/kg) BEHAVIORAL: EXCITEMENT National Technical Information Service. Vol. OTS0537162,
rat LC50 inhalation 740ppm/4H (740ppm) BEHAVIORAL: TREMOR
BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)
BEHAVIORAL: ATAXIA
United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. Vol. 8EHQ-1190-1121,
rat LDLo oral 250mg/kg (250mg/kg) BEHAVIORAL: TREMOR
BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
National Technical Information Service. Vol. OTS0537162,

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Moderately toxic by ingestion and skin contact. A flammable liquid. When heated to decomposition it emits toxic vapors of NOx.

Hazard Codes ToxicTHarmfulXnFlammableF
Risk Statements 11-20-36
 R11: 2-Pentenenitrile, (Z)- (CAS NO.25899-50-7) is highly flammable. 
R20:Harmful by inhalation. 
R36:Irritating to eyes.
Safety Statements 16-36/37/39-45-7-9
S7:Keep container tightly closed. 
S9:Keep container in a well-ventilated place.
S16:Keep away from sources of ignition.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR UN 3276 6.1/PG 3
WGK Germany 3
RTECS SB2260000
HazardClass 6.1(a)
PackingGroup II