4-Nitrobenzyl chloroformate

氯甲酸对硝基苄酯

Also known as: 4-Nitrobenzyl carbonochloridate, 4-Nitrobenzyl chloridocarbonate, 4-Nitrobenzyloxycarbonyl chloride, p-Nitrobenzyl chloroformate, p-Nitrocarbobenzoxy chloride, Carbonochloridic acid, (4-nitrophenyl)methyl ester, Chloroformic acid 4-nitrobenzyl ester, Chloroformic acid p-nitrobenzyl ester, PNBCF, MFCD00007375, EINECS 224-708-6

4-Nitrobenzyl chloroformate (CAS 4457-32-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6ClNO4 and a molecular weight of 215.590 g/mol. It is also known as 4-Nitrobenzyl carbonochloridate, 4-Nitrobenzyl chloridocarbonate and 4-Nitrobenzyloxycarbonyl chloride. Key properties include a melting point of 32-34 °C(lit.), a boiling point of 330.8±25.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 153.8±23.2 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4457-32-3
Jingsj CID
J-20926-9
Molecular Formula
C8H6ClNO4
Chinese Name
氯甲酸对硝基苄酯
Molecular Weight
215.590 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point32-34 °C(lit.)
Boiling Point330.8±25.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point153.8±23.2 °C

GHS Safety & Compliance

CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-Nitrobenzyl chloroformate?

The CAS number of 4-Nitrobenzyl chloroformate is 4457-32-3.

What are the molecular formula and molecular weight of 4-Nitrobenzyl chloroformate?

4-Nitrobenzyl chloroformate has molecular formula C8H6ClNO4 and molecular weight 215.590 g/mol.

Is 4-Nitrobenzyl chloroformate hazardous?

4-Nitrobenzyl chloroformate has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "4-Nitrobenzyl chloroformate (CAS 4457-32-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20926-9 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.