3,4-dichlorobenzyl isocyanate

异氰酸3,4-二氯苯甲酯

Also known as: 1,2-dichloro-4-(isocyanatomethyl)benzene, 1,2-dichloro-4-isocyanatomethyl-benzene, 3,4-DICHLOROBENZYL ISOCYANATE, 3,4-Dichlorobenzyl isocyanate, Benzene, 1,2-dichloro-4-(isocyanatomethyl)-, MFCD00673063, TIMTEC-BB SBB006646

3,4-dichlorobenzyl isocyanate (CAS 19752-09-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5Cl2NO and a molecular weight of 202.03700 g/mol. It is also known as 1,2-dichloro-4-(isocyanatomethyl)benzene, 1,2-dichloro-4-isocyanatomethyl-benzene and 3,4-DICHLOROBENZYL ISOCYANATE. Key properties include a boiling point of 282 °C(lit.), a density of 1.375 g/mL at 25 °C(lit.) and a flash point of >230 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19752-09-1
Jingsj CID
J-33973-5
Molecular Formula
C8H5Cl2NO
Chinese Name
异氰酸3,4-二氯苯甲酯
Molecular Weight
202.03700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point282 °C(lit.)
Density1.375 g/mL at 25 °C(lit.)
Flash Point>230 °F

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3,4-dichlorobenzyl isocyanate?

The CAS number of 3,4-dichlorobenzyl isocyanate is 19752-09-1.

What are the molecular formula and molecular weight of 3,4-dichlorobenzyl isocyanate?

3,4-dichlorobenzyl isocyanate has molecular formula C8H5Cl2NO and molecular weight 202.03700 g/mol.

Is 3,4-dichlorobenzyl isocyanate hazardous?

3,4-dichlorobenzyl isocyanate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3,4-dichlorobenzyl isocyanate (CAS 19752-09-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33973-5 (accessed 2026-10-22).

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