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2-Benzotriazolyl-4-tert-octylphenol

Reference StandardAvailable on request

Buy 2-Benzotriazolyl-4-tert-octylphenol (CAS 3147-75-9) from Zemixal. Request a quote with price, lead time and documents.

Pack sizes
2-Benzotriazolyl-4-tert-octylphenol chemical structure
CAS number3147-75-9
FormulaC20H25N3O
Molar mass323.4 g/mol
Physical formSolid
HS code38229090
InChIKeyIYAZLDLPUNDVAG-UHFFFAOYSA-N
IUPAC name2-(benzotriazol-2-yl)-4-(2,4,4-trimethylpentan-2-yl)phenol

About 2-Benzotriazolyl-4-tert-octylphenol

Zemixal lists 2-Benzotriazolyl-4-tert-octylphenol for laboratories that identify, quantify or control Bisoctrizole and its related substances. Key data (Reference Standard): CAS 3147-75-9, formula C20H25N3O and molar mass 323.4 g/mol. It is handled as a solid.

Use cases we see most often

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Safe handling

It carries the GHS signal word Warning (H315, H319, H335 and H412), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Bisoctrizole

See every impurity, metabolite and related compound we list for this API.

Bisoctrizole standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 2-Benzotriazolyl-4-tert-octylphenol
Product name2-Benzotriazolyl-4-tert-octylphenol
Catalogue numberZX-020885
CAS number3147-75-9
IUPAC name2-(benzotriazol-2-yl)-4-(2,4,4-trimethylpentan-2-yl)phenol
Molecular formulaC20H25N3O
Molar mass323.4 g/mol
Exact mass323.1998
GradeReference Standard
Physical formSolid
XLogP37.3
H-bond donors / acceptors1 / 3
Topological polar surface area50.9 Ų
HS code38229090
InChIKeyIYAZLDLPUNDVAG-UHFFFAOYSA-N
SMILESCC(C)(C)CC(C)(C)C1=CC(=C(C=C1)O)N2N=C3C=CC=CC3=N2
PubChem CID62485
Synonyms2-(2H -Benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl) phenol, 2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole, Tinuvin 329, Cyasorb 5411, 2-(2H-Benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol, Cyasorb UV 5411, Octrizol, Sumisorb 340, Seesorb 709, Viosorb 583, Spectra-Sorb UV 5411, UV Absorber-5

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H412Harmful to aquatic life with long lasting effects

Precautionary statements P261, P264, P264 + P265, P271, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 2-Benzotriazolyl-4-tert-octylphenol
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 2-Benzotriazolyl-4-tert-octylphenol

Which CAS number identifies 2-Benzotriazolyl-4-tert-octylphenol?
2-Benzotriazolyl-4-tert-octylphenol is registered under CAS 3147-75-9. You may also see it listed as 2-(2H -Benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl) phenol, 2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole, Tinuvin 329. Our catalogue number for this item is ZX-020885.
What are the formula and molar mass of 2-Benzotriazolyl-4-tert-octylphenol?
For 2-Benzotriazolyl-4-tert-octylphenol, its formula is C20H25N3O and its molar mass is 323.4 g/mol. The systematic (IUPAC) name is 2-(benzotriazol-2-yl)-4-(2,4,4-trimethylpentan-2-yl)phenol. InChIKey IYAZLDLPUNDVAG-UHFFFAOYSA-N lets you match it in any structure database.
How is 2-Benzotriazolyl-4-tert-octylphenol used in pharmaceutical QC?
2-Benzotriazolyl-4-tert-octylphenol is a characterised reference material linked to Bisoctrizole. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 2-Benzotriazolyl-4-tert-octylphenol?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 2-Benzotriazolyl-4-tert-octylphenol?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 2-Benzotriazolyl-4-tert-octylphenol to my country?
Yes. Because 2-Benzotriazolyl-4-tert-octylphenol is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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