2,6-Di(tert-butyl-d9)-4-methylphenol-3,5,O-d3

2,6-二(叔丁基-d9)-4-甲基苯酚-3,5,O-d3

Also known as: BHT-d21, Butylated hydroxytoluene-d21, 2,6-Di-tert-butyl-4-methylphenol-d21, 2,6-Bis[1,1-di(methyl-d3)ethyl-2,2,2-d3]-4-methylphen-3,5-d2-ol-d, 2,6-Di(tert-butyl-d9)-4-methylphenol-3,5-d2, OD, 2,6-DI(TERT-BUTYL)-4-METHYLPHENOL (D21), [2H21]-Butylated Hydroxytoluene

2,6-Di(tert-butyl-d9)-4-methylphenol-3,5,O-d3 (CAS 64502-99-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C15H3D21O and a molecular weight of 241.48000 g/mol. It is also known as BHT-d21, Butylated hydroxytoluene-d21 and 2,6-Di-tert-butyl-4-methylphenol-d21. Key properties include a melting point of 69-71ºC(lit.), a boiling point of 265ºC(lit.) and a flash point of 127 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 64502-99-4
Jingsj CID: J-935-7
Molecular Formula: C₁₅H₃D₂₁O
Chinese Name: 2,6-二(叔丁基-d9)-4-甲基苯酚-3,5,O-d3
Molecular Weight: 241.48000 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	69-71ºC(lit.)
Boiling Point	265ºC(lit.)
Flash Point	127 °C

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2,6-Di(tert-butyl-d9)-4-methylphenol-3,5,O-d3?

The CAS number of 2,6-Di(tert-butyl-d9)-4-methylphenol-3,5,O-d3 is 64502-99-4.

What are the molecular formula and molecular weight of 2,6-Di(tert-butyl-d9)-4-methylphenol-3,5,O-d3?

2,6-Di(tert-butyl-d9)-4-methylphenol-3,5,O-d3 has molecular formula C15H3D21O and molecular weight 241.48000 g/mol.

Is 2,6-Di(tert-butyl-d9)-4-methylphenol-3,5,O-d3 hazardous?

2,6-Di(tert-butyl-d9)-4-methylphenol-3,5,O-d3 has GHS signal word Warning.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,6-Di(tert-butyl-d9)-4-methylphenol-3,5,O-d3 (CAS 64502-99-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-935-7 (accessed 2026-10-23).

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