4,4′-Bis(bromomethyl)biphenyl

Name: 4,4′-Bis(bromomethyl)biphenyl
Brand: Zemixal
SKU: ZX-031250

Reference StandardAvailable on request

Order 4,4′-Bis(bromomethyl)biphenyl (CAS 20248-86-6) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes

4,4′-Bis(bromomethyl)biphenyl chemical structure

CAS number20248-86-6

FormulaC₁₄H₁₂Br₂

Molar mass340.05 g/mol

Physical formSolid

HS code38229090

InChIKeyHMUGRILXVBKBID-UHFFFAOYSA-N

IUPAC name1-(bromomethyl)-4-[4-(bromomethyl)phenyl]benzene

About 4,4′-Bis(bromomethyl)biphenyl

Analytical teams working on Valsartan use 4,4′-Bis(bromomethyl)biphenyl as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 20248-86-6, formula C14H12Br2 and molar mass 340.05 g/mol. It is handled as a solid.

Typical applications

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

Safe handling

It carries the GHS signal word Danger (H302, H314, H400 and H410), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Valsartan

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

Valsartan 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 4,4′-Bis(bromomethyl)biphenyl
Product name	4,4′-Bis(bromomethyl)biphenyl
Catalogue number	ZX-031250
CAS number	20248-86-6
IUPAC name	1-(bromomethyl)-4-[4-(bromomethyl)phenyl]benzene
Molecular formula	C₁₄H₁₂Br₂
Molar mass	340.05 g/mol
Exact mass	339.9285
Grade	Reference Standard
Physical form	Solid
XLogP3	5.5
H-bond donors / acceptors	0 / 0
Topological polar surface area	0 Å²
HS code	38229090
InChIKey	HMUGRILXVBKBID-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1CBr)C2=CC=C(C=C2)CBr
PubChem CID	621238
Synonyms	4,4'-Bis(bromomethyl)-1,1'-biphenyl, 1,1'-Biphenyl, 4,4'-bis(bromomethyl)-, 4,4 inverted exclamation mark -Bis(bromomethyl)biphenyl, alpha,alpha'-Dibromo-p,p'-ditolyl, 4,4'-Bis(bromomethyl)-1,1'biphenyl, 4,4'-(Bisbromomethyl)-1,1'-biphenyl

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

Safety and GHS hazards

Corrosive

Irritant or harmful

Hazardous to the environment

Signal word Danger

H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements P260, P264, P270, P273, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P330, P363, P391, 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 4,4′-Bis(bromomethyl)biphenyl
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 4,4′-Bis(bromomethyl)biphenyl

Which CAS number identifies 4,4′-Bis(bromomethyl)biphenyl?

4,4′-Bis(bromomethyl)biphenyl is registered under CAS 20248-86-6. You may also see it listed as 4,4'-Bis(bromomethyl)-1,1'-biphenyl, 1,1'-Biphenyl, 4,4'-bis(bromomethyl)-, 4,4 inverted exclamation mark -Bis(bromomethyl)biphenyl. Our catalogue number for this item is ZX-031250.

What are the formula and molar mass of 4,4′-Bis(bromomethyl)biphenyl?

For 4,4′-Bis(bromomethyl)biphenyl, its formula is C14H12Br2 and its molar mass is 340.05 g/mol. The systematic (IUPAC) name is 1-(bromomethyl)-4-[4-(bromomethyl)phenyl]benzene. InChIKey HMUGRILXVBKBID-UHFFFAOYSA-N lets you match it in any structure database.

How is 4,4′-Bis(bromomethyl)biphenyl used in pharmaceutical QC?

4,4′-Bis(bromomethyl)biphenyl is a characterised reference material linked to Valsartan. 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 4,4′-Bis(bromomethyl)biphenyl?

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 4,4′-Bis(bromomethyl)biphenyl?

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 4,4′-Bis(bromomethyl)biphenyl to my country?

Yes. Because 4,4′-Bis(bromomethyl)biphenyl 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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