4-isobutoxybenzyl isocyanate

4-异丁氧基异氰酸苄酯

Also known as: 1-isobutoxy-4-(isocyanatomethyl)benzene, 1-(isocyanatomethyl)-4-(2-methylpropoxy)benzene, 4-(2-methylpropyloxy)phenylmethyl-isocyanate, 4-isobutyloxybenzyl isocyanate, Benzene, 1-(isocyanatomethyl)-4-(2-methylpropoxy)-, Pimavanserin Impurity 10, Pimavanserin Impurity 18, Pimavanserin Impurity 12

4-isobutoxybenzyl isocyanate (CAS 639863-75-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H15NO2 and a molecular weight of 205.25300 g/mol. It is also known as 1-isobutoxy-4-(isocyanatomethyl)benzene, 1-(isocyanatomethyl)-4-(2-methylpropoxy)benzene and 4-(2-methylpropyloxy)phenylmethyl-isocyanate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 639863-75-5
Jingsj CID: J-1309750-5
Molecular Formula: C₁₂H₁₅NO₂
Chinese Name: 4-异丁氧基异氰酸苄酯
Molecular Weight: 205.25300 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-isobutoxybenzyl isocyanate?

The CAS number of 4-isobutoxybenzyl isocyanate is 639863-75-5.

What are the molecular formula and molecular weight of 4-isobutoxybenzyl isocyanate?

4-isobutoxybenzyl isocyanate has molecular formula C12H15NO2 and molecular weight 205.25300 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-isobutoxybenzyl isocyanate (CAS 639863-75-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1309750-5 (accessed 2026-10-24).

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