1,7-Dibromoheptane , 98% , 4549-31-9

Synonym(s):
Heptamethylene dibromide

CAS NO.：4549-31-9

Empirical Formula: C7H14Br2

Molecular Weight: 257.99

MDL number: MFCD00000274

EINECS: 224-910-4

PRODUCT Properties

• Melting point: 41.7°C
• Boiling point: 255 °C (lit.)
• Density: 1.51 g/mL at 25 °C (lit.)
• refractive index: n20/D 1.503(lit.)
• Flash point: >230 °F
• storage temp.: Sealed in dry,Room Temperature
• form: clear liquid
• color: Colorless to Light yellow
• BRN: 1734575
• Dielectric constant: 5.1（24℃）
• Stability: Stable. Incompatible with strong bases, strong oxidizing agents.
• InChI: InChI=1S/C7H14Br2/c8-6-4-2-1-3-5-7-9/h1-7H2
• InChIKey: LVWSZGCVEZRFBT-UHFFFAOYSA-N
• SMILES: C(Br)CCCCCCBr
• CAS DataBase Reference: 4549-31-9(CAS DataBase Reference)
• EPA Substance Registry System: Heptane, 1,7-dibromo- (4549-31-9)

Description and Uses

1,7-Dibromoheptane was used in the synthesis of random thermotropic liquid crystalline copolyether and ternary copolyether. It was also used in the synthesis of thermotropic liquid crystalline dendrimer exhibiting a nematic phase.

Safety

• Symbol(GHS): GHS06
• Signal word: Danger
• Hazard statements: H300
• Precautionary statements: P264-P270-P301+P310+P330-P405-P501
• Hazard Codes: T,N,Xi
• Risk Statements: 25-51/53
• Safety Statements: 36/37-45-60-61
• RIDADR: UN 2810 6.1/PG 3
• WGK Germany: 3
• Hazard Note: Irritant
• HazardClass: 6.1
• HS Code: 2903691990
• 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)