4-Amino-2-phenylphenol

Name: 4-Amino-2-phenylphenol
Brand: Zemixal
SKU: ZX-034635

Reference StandardAvailable on request

Buy 4-Amino-2-phenylphenol (CAS 19434-42-5) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-034635.

Pack sizes

4-Amino-2-phenylphenol chemical structure

CAS number19434-42-5

FormulaC₁₂H₁₁NO

Molar mass185.22 g/mol

Physical formSolid

HS code38229090

InChIKeyOUIITAOCYATDMY-UHFFFAOYSA-N

IUPAC name4-amino-2-phenylphenol

About 4-Amino-2-phenylphenol

Analytical teams working on Phenothiazine use 4-Amino-2-phenylphenol as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 19434-42-5, formula C12H11NO and molar mass 185.22 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Safe handling

Hazard communication follows GHS (Warning: H302, H312, H315 and H319). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Phenothiazine

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

Phenothiazine standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 4-Amino-2-phenylphenol
Product name	4-Amino-2-phenylphenol
Catalogue number	ZX-034635
CAS number	19434-42-5
IUPAC name	4-amino-2-phenylphenol
Molecular formula	C₁₂H₁₁NO
Molar mass	185.22 g/mol
Exact mass	185.0841
Grade	Reference Standard
Physical form	Solid
XLogP3	2.9
H-bond donors / acceptors	2 / 2
Topological polar surface area	46.3 Å²
HS code	38229090
InChIKey	OUIITAOCYATDMY-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C2=C(C=CC(=C2)N)O
PubChem CID	29595
Synonyms	5-Amino-[1,1'-biphenyl]-2-ol, [1,1'-Biphenyl]-2-ol, 5-amino-, [1,1'-Biphenyl]-2-ol,5-amino-, 5-Amino-(1,1'-biphenyl)-2-ol, (1,1'-Biphenyl)-2-ol, 5-amino-, 5-amino[1,1'-biphenyl]-2-ol, 2-hydroxy-5-aminobiphenyl

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

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, 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 4-Amino-2-phenylphenol
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

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

Questions about 4-Amino-2-phenylphenol

Which CAS number identifies 4-Amino-2-phenylphenol?

4-Amino-2-phenylphenol is registered under CAS 19434-42-5. You may also see it listed as 5-Amino-[1,1'-biphenyl]-2-ol, [1,1'-Biphenyl]-2-ol, 5-amino-, [1,1'-Biphenyl]-2-ol,5-amino-. Our catalogue number for this item is ZX-034635.

What are the formula and molar mass of 4-Amino-2-phenylphenol?

For 4-Amino-2-phenylphenol, its formula is C12H11NO and its molar mass is 185.22 g/mol. The systematic (IUPAC) name is 4-amino-2-phenylphenol. InChIKey OUIITAOCYATDMY-UHFFFAOYSA-N lets you match it in any structure database.

How is 4-Amino-2-phenylphenol used in pharmaceutical QC?

4-Amino-2-phenylphenol is a characterised reference material linked to Phenothiazine. 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 4-Amino-2-phenylphenol?

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 4-Amino-2-phenylphenol?

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 4-Amino-2-phenylphenol to my country?

Yes. Because 4-Amino-2-phenylphenol 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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