2-Methyl-1,4-pentadiene

Modify Date: 2025-08-25 12:50:42

2-Methyl-1,4-pentadiene Structure
2-Methyl-1,4-pentadiene structure
Common Name 2-Methyl-1,4-pentadiene
CAS Number 763-30-4 Molecular Weight 82.14360
Density 0.692 g/mL at 25 °C(lit.) Boiling Point 56 °C(lit.)
Molecular Formula C6H10 Melting Point 274-276 °C (dec.)(lit.)
MSDS N/A Flash Point 28 °F

 Names

Name 2-Methyl-1,4-pentadiene
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.692 g/mL at 25 °C(lit.)
Boiling Point 56 °C(lit.)
Melting Point 274-276 °C (dec.)(lit.)
Molecular Formula C6H10
Molecular Weight 82.14360
Flash Point 28 °F
Exact Mass 82.07830
LogP 2.13860
Index of Refraction n20/D 1.406(lit.)
InChIKey DRWYRROCDFQZQF-UHFFFAOYSA-N
SMILES C=CCC(=C)C

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RZ2473500
CHEMICAL NAME :
1,4-Pentadiene, 2-methyl-
CAS REGISTRY NUMBER :
763-30-4
BEILSTEIN REFERENCE NO. :
1697214
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C6-H10
MOLECULAR WEIGHT :
82.16
WISWESSER LINE NOTATION :
1UY1&2U1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
56 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04793

 Safety Information

Hazard Codes F
Risk Phrases 11
Safety Phrases 16-29-33
RIDADR UN 2461 3/PG 2
WGK Germany 3
RTECS RZ2473500
Packaging Group II
Hazard Class 3.1

 Synthetic Route

 Synonyms

MFCD00008601
2-methylpenta-1,4-diene
EINECS 212-109-2
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