ChemicalBook--->CAS DataBase List--->78-80-8

78-80-8

78-80-8 Structure

78-80-8 Structure
IdentificationBack Directory
[Name]

2-METHYL-1-BUTEN-3-YNE
[CAS]

78-80-8
[Synonyms]

Valylene
2-Methylbutenyne
CH2=C(CH3)CequivCH
2-Methyl-1-butenyne
ISOPROPENYLACETYLENE
Isopropenylancetylene
ISOPROPENYLACETHYLENE
2-methyl-1-buten-3-yn
3-Methyl-3-buten-1-yne
2-METHYLBUT-1-EN-3-YNE
2-METHYL-1-BUTEN-3-YNE
2-Methyl-1-buten-3-yen
3-Methyl-1-butyne-3-ene
1-Butene-3-yne, 2-methyl-
2-Methyl-1-buten-3-yne,98%
2-Methyl-1-buten-3-yne, 98% 10ML
1-Buten-3-yne, 2-methyl- (6CI, 8CI, 9CI)
2-Methyl-1-buten-3-yne,Isopropenylacetylene
[EINECS(EC#)]

201-144-9
[Molecular Formula]

C5H6
[MDL Number]

MFCD00008599
[MOL File]

78-80-8.mol
[Molecular Weight]

66.1
Chemical PropertiesBack Directory
[Appearance]

Clear colorless to light yellow liquid
[Melting point ]

-113 °C
[Boiling point ]

32 °C(lit.)
[density ]

0.695 g/mL at 25 °C(lit.)
[vapor pressure ]

8.96 psi ( 20 °C)
[refractive index ]

n20/D 1.416(lit.)
[Fp ]

20 °F
[storage temp. ]

2-8°C
[solubility ]

soluble in Chloroform, Methanol
[form ]

Liquid
[color ]

Clear
[Water Solubility ]

Not miscible in water.
[BRN ]

969175
[InChI]

1S/C5H6/c1-4-5(2)3/h1H,2H2,3H3
[InChIKey]

BOFLDKIFLIFLJA-UHFFFAOYSA-N
[SMILES]

CC(=C)C#C
Hazard InformationBack Directory
[Chemical Properties]

Clear colorless to light yellow liquid
[Hazard]

Flammable, dangerous fire risk.
[Uses]

2-Methyl-1-buten-3-yne is a reagent used in analytical studies to determine the aroma compounds present in various things by using pyrolysis gas chromatography mass spectrometry techniques.
Safety DataBack Directory
[Symbol(GHS) ]

Flame (GHS02)Exclamation Mark (GHS07)Health Hazard (GHS08)
GHS02,GHS07,GHS08
[Signal word ]

Danger
[Hazard statements ]

H224-H302-H304-H315-H319-H332-H335
[Precautionary statements ]

P280h-P301+P330+P331-P315-P403+P235-P210-P261-P301+P310-P305+P351+P338-P331
[Hazard Codes ]

F+,Xn,F,Xi
[Risk Statements ]

12-20/22-36/37/38-65
[Safety Statements ]

16-26-36/37-62
[RIDADR ]

UN 3295 3/PG 1
[WGK Germany ]

3
[RTECS ]

EN0960000
[F ]

10-19-23
[HazardClass ]

3
[PackingGroup ]

I
[HS Code ]

29012900
[Storage Class]

3 - Flammable liquids
[Hazard Classifications]

Acute Tox. 4 Oral
Asp. Tox. 1
Eye Irrit. 2
Flam. Liq. 1
Skin Irrit. 2
STOT SE 3
Spectrum DetailBack Directory
[Spectrum Detail]

2-METHYL-1-BUTEN-3-YNE(78-80-8)1HNMR
2-METHYL-1-BUTEN-3-YNE(78-80-8)FT-IR
2-METHYL-1-BUTEN-3-YNE(78-80-8)Raman
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