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Bis(trichloromethyl) carbonate

Also known as: Triphosgene, BTC, carbonic acid bistrichloromethyl ester, Methanol, trichloro-, carbonate (2:1), bis(trichloromethyl) carbonate, trichloromethyl carbonate (note: may be ambiguous)

Bis(trichloromethyl) carbonate (CAS 32315-10-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3Cl6O3 and a molecular weight of 296.748 g/mol. Key properties include a melting point of 79-83 °C(lit.), a boiling point of 204.5±0.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 53.3±26.3 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage and H330 — Fatal if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
32315-10-9
Jingsj CID
J-44567-0
Molecular Formula
C3Cl6O3
Molecular Weight
296.748 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point79-83 °C(lit.)
Boiling Point204.5±0.0 °C at 760 mmHg
Density1.9±0.1 g/cm3
Flash Point53.3±26.3 °C
Exact Mass293.797852
PSA35.53000
LogP4.02
Vapor Pressure0.3±0.4 mmHg at 25°C
Refractive Index1.533
Additional Propertypractically insoluble

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger
  • H314 — Causes severe skin burns and eye damage
  • H330 — Fatal if inhaled

Customs & Trade Information

HS Code2920909090
Summary2920909090 esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Bis(trichloromethyl) carbonate?

The CAS number of Bis(trichloromethyl) carbonate is 32315-10-9.

What are the molecular formula and molecular weight of Bis(trichloromethyl) carbonate?

Bis(trichloromethyl) carbonate has molecular formula C3Cl6O3 and molecular weight 296.748 g/mol.

Is Bis(trichloromethyl) carbonate hazardous?

Bis(trichloromethyl) carbonate has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage; H330 — Fatal if inhaled.

What are the upstream and downstream products of Bis(trichloromethyl) carbonate?

For Bis(trichloromethyl) carbonate, Upstream Products: Dimethyl Carbonate; Downstream Products: Ethyl 4-isocyanatobutyrate, 2-Nitrophenyl isocyanate, 4-Chloro-3-(trifluoromethyl)phenyl isocyanate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Bis(trichloromethyl) carbonate (CAS 32315-10-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44567-0 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.