1,2-dibromo-3,3-dimethylbutane
Also known as: 1,2-DIBROMO-3,3-DIMETHYLBUTANE, 1,2-Dibrom-3,3-dimethyl-butan, 3,3-DIMETHYL-1,2-DIBROMOBUTANE, Butane, 1,2-dibromo-3,3-dimethyl-, MFCD00075421
1,2-dibromo-3,3-dimethylbutane (CAS 640-21-1) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H12Br2 and a molecular weight of 243.96700 g/mol. Key properties include a boiling point of 73ºC3 mm Hg(lit.), a density of 1.61 g/mL at 25ºC(lit.) and a flash point of 83.9 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.
- CAS No.
- 640-21-1
- Jingsj CID
- J-27230-0
- Molecular Formula
- C6H12Br2
- Molecular Weight
- 243.96700 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 11/2/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 73ºC3 mm Hg(lit.) |
|---|---|
| Density | 1.61 g/mL at 25ºC(lit.) |
| Flash Point | 83.9 °C |
| Exact Mass | 241.93100 |
| LogP | 3.19090 |
| Refractive Index | n20/D 1.5053(lit.) |
Customs & Trade Information
| HS Code | 2903399090 |
|---|---|
| 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% |
Frequently Asked Questions
What is the CAS number of 1,2-dibromo-3,3-dimethylbutane?
The CAS number of 1,2-dibromo-3,3-dimethylbutane is 640-21-1.
What are the molecular formula and molecular weight of 1,2-dibromo-3,3-dimethylbutane?
1,2-dibromo-3,3-dimethylbutane has molecular formula C6H12Br2 and molecular weight 243.96700 g/mol.
What are the upstream and downstream products of 1,2-dibromo-3,3-dimethylbutane?
For 1,2-dibromo-3,3-dimethylbutane, Upstream Products: 3,3-Dimethyl-1-butene, N-Bromosuccinimide, Methanol; Downstream Products: 3,3-Dimethyl-1-Butyne.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,2-dibromo-3,3-dimethylbutane (CAS 640-21-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27230-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.