3,4-(Methylenedioxy)phenyl isocyanate

3,4-(亚甲基二氧基)苯基异氰酸酯

Also known as: 1,3-Benzodioxol-5-yl isocyanate, 1,3-Benzodioxole,5-isocyanato-, 5-Isocyanato-1,3-benzodioxole, 5-isocyanato-2H-1,3-benzodioxole, 5-isocyanatobenzo[d][1,3]dioxole

3,4-(Methylenedioxy)phenyl isocyanate (CAS 69922-28-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5NO3 and a molecular weight of 163.13000 g/mol. It is also known as 1,3-Benzodioxol-5-yl isocyanate, 1,3-Benzodioxole,5-isocyanato- and 5-Isocyanato-1,3-benzodioxole. Key properties include a melting point of 48-51ºC(lit.), a boiling point of 265.6ºC at 760 mmHg, a density of 1.36 g/cm3 and a flash point of 110ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
69922-28-7
Jingsj CID
J-15343-6
Molecular Formula
C8H5NO3
Chinese Name
3,4-(亚甲基二氧基)苯基异氰酸酯
Molecular Weight
163.13000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point48-51ºC(lit.)
Boiling Point265.6ºC at 760 mmHg
Density1.36 g/cm3
Flash Point110ºC

GHS Safety & Compliance

Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of 3,4-(Methylenedioxy)phenyl isocyanate?

The CAS number of 3,4-(Methylenedioxy)phenyl isocyanate is 69922-28-7.

What are the molecular formula and molecular weight of 3,4-(Methylenedioxy)phenyl isocyanate?

3,4-(Methylenedioxy)phenyl isocyanate has molecular formula C8H5NO3 and molecular weight 163.13000 g/mol.

Is 3,4-(Methylenedioxy)phenyl isocyanate hazardous?

3,4-(Methylenedioxy)phenyl isocyanate 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. "3,4-(Methylenedioxy)phenyl isocyanate (CAS 69922-28-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15343-6 (accessed 2026-10-23).

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