5-tert-Butyl-3-methylbenzene-1,2-diol

Also known as: 5-tert-Butyl-3-methylpyrocatechol, 5-tert-Butyl-3-methyl-1,2-benzenediol, 5-tert-Butyl-3-methyl-benzene-1,2-diol, 3-Methyl-5-tert-butylcatechol, 3-Methyl-5-tert-butyl-1,2-dihydroxybenzene, 3-Methyl-5-(2-methyl-2-propanyl)-1,2-benzenediol, 6-Methyl-4-tert-butyl-1,2-benzenediol, 1,2-Benzenediol, 5-(1,1-dimethylethyl)-3-methyl-

5-tert-Butyl-3-methylbenzene-1,2-diol (CAS 2213-66-3) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C11H16O2 and a molecular weight of 180.243 g/mol. Key properties include a melting point of 116-117 °C, a boiling point of 294.3±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 137.2±20.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2213-66-3
Jingsj CID: J-1450872-6
Molecular Formula: C₁₁H₁₆O₂
Molecular Weight: 180.243 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	116-117 °C
Boiling Point	294.3±35.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	137.2±20.5 °C
Exact Mass	180.115036
PSA	40.46000
LogP	3.03
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.542
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2907299090
Summary	2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 5-tert-Butyl-3-methylbenzene-1,2-diol?

The CAS number of 5-tert-Butyl-3-methylbenzene-1,2-diol is 2213-66-3.

What are the molecular formula and molecular weight of 5-tert-Butyl-3-methylbenzene-1,2-diol?

5-tert-Butyl-3-methylbenzene-1,2-diol has molecular formula C11H16O2 and molecular weight 180.243 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-tert-Butyl-3-methylbenzene-1,2-diol (CAS 2213-66-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1450872-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.