4-Methylbenzyl isocyanate
4-甲基苄基异氰酸酯
Also known as: 1-(isocyanatomethyl)-4-methylbenzene, p-Methylbenzyl isocyanate, Benzene, 1-isocyanatomethyl-4-methyl-, MFCD00673060, 4-Methylbenzyl isocyanide, DTXSID00369886
- CAS No.
- 56651-57-1
- Jingsj CID
- J-33972-4
- Molecular Formula
- C9H9NO
- Chinese Name
- 4-甲基苄基异氰酸酯
- Molecular Weight
- 147.17400 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Boiling Point | 55 °C0.5 mm Hg(lit.) |
|---|---|
| Density | 1.052 g/mL at 25 °C(lit.) |
| Flash Point | 215 °F |
GHS Safety & Compliance
Irritant / Health HazardSignal word: Danger
Frequently Asked Questions
What is the CAS number of 4-Methylbenzyl isocyanate?
56651-57-1
What are the molecular formula and molecular weight of 4-Methylbenzyl isocyanate?
C9H9NO, molecular weight 147.17400 g/mol
Is 4-Methylbenzyl isocyanate hazardous?
Danger
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026