2-PENTYNE

CAS No.
627-21-4
CCD No.
CCD00009064
Formula
C5 H8
MolWeight
68.1182

Basic Information

Product Name: 2-PENTYNE
CAS: 627-21-4
English Synonyms: ETHYL METHYL ACETYLENE ; PENT-2-YNE ; 2-PENTYNE
MDL Number.: MFCD00009380
H bond acceptor: 0
H bond donor: 0
Smile: CCC#CC
InChi: InChI=1S/C5H8/c1-3-5-4-2/h3H2,1-2H3
InChiKey: InChIKey=NKTDTMONXHODTI-UHFFFAOYSA-N

Property

Melting Point: -109 DEG C(LIT)
Boiling Point: 56-57 DEG C(LIT)
Density: DENSITY: 0.71 G/ML AT 25 DEG C(LIT)
Physical Property: FLASHPOINT: -23.8 DEG F
FLASHPOINT: -31 DEG C
REFRACTIVE INDEX: N20/D 1.404(LIT)
VAPOR PRESSURE: 393 MMHG (37.7 DEG C)
Comments: RIDADR: UN 3295 3/PG 2
UNSPSC: 12352100
WGK: 3

Safety information

Symbol: GHS02 GHS02 GHS07 GHS07
Signal word: Danger
Hazard statements: H225-H315-H319-H335
Precautionary statements: P210-P261-P305 + P351 + P338
hazard symbol: F,Xi
Risk Code: R:11-36/37/38
Safe Code: S:16-26-36/37/39
WGK Germany: 3

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