4-tert-Butylphenoxyacetyl chloride

4-叔丁基苯氧基乙酰氯

Also known as: 2-(4-tert-butylphenoxy)acetyl chloride, 2-(4-tert-butylphenoxy)ethanoyl chloride, 2-[4-(tert-Butyl)phenoxy]acetyl chloride, (p-tert-Butylphenoxy)acetyl chloride, (p-t-Butylphenoxy)acetyl Chloride, 4-tert-Butylphenoxyacetyl cloride, acetyl chloride, [4-(1,1-dimethylethyl)phenoxy]-, [4-(1,1-Dimethylethyl)phenoxy]acetyl chloride, MFCD00798568

4-tert-Butylphenoxyacetyl chloride (CAS 90734-55-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H15ClO2 and a molecular weight of 226.69900 g/mol. It is also known as 2-(4-tert-butylphenoxy)acetyl chloride, 2-(4-tert-butylphenoxy)ethanoyl chloride and 2-[4-(tert-Butyl)phenoxy]acetyl chloride. Key properties include a boiling point of 130-132 ºC (5 Torr), a density of 1.105g/cm3 and a flash point of 108.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 90734-55-7
Jingsj CID: J-42880-2
Molecular Formula: C₁₂H₁₅ClO₂
Chinese Name: 4-叔丁基苯氧基乙酰氯
Molecular Weight: 226.69900 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	130-132 ºC (5 Torr)
Density	1.105g/cm3
Flash Point	108.1ºC
Exact Mass	226.07600
PSA	26.30000
LogP	3.12830
Refractive Index	1.5162 (589.3 nm 20 ºC)
Additional Property	Very slightly soluble (0.12 g/L) (25 ºC)

Customs & Trade Information

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-tert-Butylphenoxyacetyl chloride?

The CAS number of 4-tert-Butylphenoxyacetyl chloride is 90734-55-7.

What are the molecular formula and molecular weight of 4-tert-Butylphenoxyacetyl chloride?

4-tert-Butylphenoxyacetyl chloride has molecular formula C12H15ClO2 and molecular weight 226.69900 g/mol.

What are the upstream and downstream products of 4-tert-Butylphenoxyacetyl chloride?

For 4-tert-Butylphenoxyacetyl chloride, Upstream Products: 4-tert-Butylphenoxyacetic acid, 4-tert-Butylphenol.

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-tert-Butylphenoxyacetyl chloride (CAS 90734-55-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42880-2 (accessed 2026-10-28).

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