2-[(2-Nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)phenol

2-(2'-硝基苯偶氮)-4-叔辛基酚

Also known as: 2-((2-Nitrophenyl)azo)-4-(1,1,3,3-tetramethylbutyl)phenol, 2-(2-Nitrophenylazo)-4-tert-octylphenol, 2-[(2-Nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)phenol, EINECS 257-338-9, Einecs 257-338-9, Phenol, 2-((2-nitrophenyl)azo)-4-(1,1,3,3-tetramethylbutyl)-, Phenol, 2-(2-(2-nitrophenyl)diazenyl)-4-(1,1,3,3-tetramethylbutyl)-, Phenol,2-((2-nitrophenyl)azo)-4-(1,1,3,3-tetramethylbutyl), Phenol,2-(2-(2-nitrophenyl)diazenyl)-4-(1,1,3,3-tetramethylbutyl), Phenol,2-(o-nitrophenylazo)-4-T-octyl-, Phenol,2-(o-nitrophenylazo)-4-t-octyl, 2-Nitro-2'-hydroxy-5'-tert-octylazobenzene, Phenol, 2-[(2-nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)- (9CI), Phenol,2-[(o-nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)- (7CI)

2-[(2-Nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)phenol (CAS 51656-57-6) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C20H25N3O3 and a molecular weight of 355.43100 g/mol. It is also known as 2-((2-Nitrophenyl)azo)-4-(1,1,3,3-tetramethylbutyl)phenol, 2-(2-Nitrophenylazo)-4-tert-octylphenol and EINECS 257-338-9. Key properties include a boiling point of 477.4ºC at 760mmHg, a density of 1.12g/cm3 and a flash point of 242.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51656-57-6
Jingsj CID
J-859822-4
Molecular Formula
C20H25N3O3
Chinese Name
2-(2'-硝基苯偶氮)-4-叔辛基酚
Molecular Weight
355.43100 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point477.4ºC at 760mmHg
Density1.12g/cm3
Flash Point242.5ºC

Frequently Asked Questions

What is the CAS number of 2-[(2-Nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)phenol?

The CAS number of 2-[(2-Nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)phenol is 51656-57-6.

What are the molecular formula and molecular weight of 2-[(2-Nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)phenol?

2-[(2-Nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)phenol has molecular formula C20H25N3O3 and molecular weight 355.43100 g/mol.

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

Last updated:

How to cite: Jingsj. "2-[(2-Nitrophenyl)azo]-4-(1,1,3,3-tetramethylbutyl)phenol (CAS 51656-57-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-859822-4 (accessed 2026-10-25).

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