Cas no 640-21-1 (Butane,1,2-dibromo-3,3-dimethyl-)

Butane,1,2-dibromo-3,3-dimethyl- structure
640-21-1 structure
Product Name:Butane,1,2-dibromo-3,3-dimethyl-
CAS No:640-21-1
MF:C6H12Br2
MW:243.967480659485
CID:523172
PubChem ID:317067
Update Time:2025-04-19

Butane,1,2-dibromo-3,3-dimethyl- Chemical and Physical Properties

Names and Identifiers

    • Butane,1,2-dibromo-3,3-dimethyl-
    • 1,2-DIBROMO-3,3-DIMETHYLBUTANE
    • 1,2-Dibrom-3,3-dimethyl-butan
    • 3,4-dibromo-2,2-dimethyl
    • Butane,1,2-dibromo-3,3-dimethyl
    • Pseudobutylaethylendibromid
    • Inchi: 1S/C6H12Br2/c1-6(2,3)5(8)4-7/h5H,4H2,1-3H3
    • InChI Key: WNIGXZWEUAJOHE-UHFFFAOYSA-N
    • SMILES: BrC(CBr)C(C)(C)C

Computed Properties

  • Exact Mass: 241.93100
  • Monoisotopic Mass: 241.931
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 0
  • Heavy Atom Count: 8
  • Rotatable Bond Count: 2
  • Complexity: 63.4
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 1
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: 3.5
  • Topological Polar Surface Area: 0A^2

Experimental Properties

  • Density: 1.61?g/mL?at 25?°C(lit.)
  • Boiling Point: 73?°C3?mm Hg(lit.)
  • Flash Point: 183?°F
  • Refractive Index: n20/D 1.5053(lit.)
  • PSA: 0.00000
  • LogP: 3.19090

Butane,1,2-dibromo-3,3-dimethyl- Security Information

Butane,1,2-dibromo-3,3-dimethyl- Customs Data

  • HS CODE:2903399090
  • Customs Data:

    China Customs Code:

    2903399090

    Overview:

    2903399090. Fluorination of other acyclic hydrocarbons\Brominated or iodinated derivatives. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:5.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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