Dichlorodiphenylmethane
Also known as: 1,1'-(dichloromethylene)bis-benzen, Benzophenone dichloride, Benzophenone chloride, Diphenyldichloromethane, α,α-Dichlorodiphenylmethane, bis-chlorodiphenylmethane, bisphenyldichloromethane, diphenyl-dichloromethane, NSC 37425, [dichloro(phenyl)methyl]benzene
Dichlorodiphenylmethane (CAS 2051-90-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C13H10Cl2 and a molecular weight of 237.12400 g/mol. Key properties include a melting point of 305 °C(lit.), a boiling point of 305 °C(lit.), a density of 1.235 g/mL at 25 °C(lit.) and a flash point of >110.0 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 2051-90-3
- Jingsj CID
- J-16655-2
- Molecular Formula
- C13H10Cl2
- Molecular Weight
- 237.12400 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 305 °C(lit.) |
|---|---|
| Boiling Point | 305 °C(lit.) |
| Density | 1.235 g/mL at 25 °C(lit.) |
| Flash Point | >110.0 °C |
| Exact Mass | 236.01600 |
| LogP | 4.36530 |
| Vapor Pressure | 0.00152mmHg at 25°C |
| Refractive Index | n20/D 1.605(lit.) |
GHS Safety & Compliance
- H314 — Causes severe skin burns and eye damage
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2903999090 |
|---|---|
| Summary | 2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Dichlorodiphenylmethane?
The CAS number of Dichlorodiphenylmethane is 2051-90-3.
What are the molecular formula and molecular weight of Dichlorodiphenylmethane?
Dichlorodiphenylmethane has molecular formula C13H10Cl2 and molecular weight 237.12400 g/mol.
Is Dichlorodiphenylmethane hazardous?
Dichlorodiphenylmethane has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H335 — May cause respiratory irritation.
What are the upstream and downstream products of Dichlorodiphenylmethane?
For Dichlorodiphenylmethane, Upstream Products: Benzophenone, Carbon tetrachloride, benzene; Downstream Products: Diphenylmethane, 2,2,2-Triphenylacetophenone, Tetraphenylethylene.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dichlorodiphenylmethane (CAS 2051-90-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16655-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.