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VAQORACHEMICALS
Pharmacopeial Impurities (EP / USP / BP)Reference StandardAvailable on request

Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase)

Synonyms: 2-(p-Bromo-alpha-phenylbenzyloxy)-N,N-dimethylethylamine · 2-[(4-Bromophenyl)phenylmethoxy]-N,N-dimethylethanamine · beta-(p-Bromobenzhydryloxy)ethyldimethylamine · 4-Bromodiphenhydramine

CAS No.118-23-0
FormulaC17H20BrNO
Mol. weight334.20
Catalogue No.VQ-006336
PurityReference Standard
HSN38229090

Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) (CAS 118-23-0) – Diphenhydramine impurity standard. C17H20BrNO, MW 334.2.

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About Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase)

Listed under CAS 118-23-0, Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) is a pharmacopeial impurity of Diphenhydramine available from Vaqora Chemicals. The compound has the formula C17H20BrNO, corresponding to a molecular weight of 334.2 g/mol. The IUPAC name is 2-[(4-bromophenyl)-phenylmethoxy]-N,N-dimethylethanamine. It is also known as beta-(p-Bromobenzhydryloxy)ethyldimethylamine or 4-Bromodiphenhydramine.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Diphenhydramine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

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Related to Diphenhydramine

View every impurity, metabolite and intermediate we list for Diphenhydramine.

Diphenhydramine impurities

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Specifications & identifiers

Chemical identifiers
Product nameDiphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase)
Catalogue No.VQ-006336
CAS Number118-23-0
IUPAC name2-[(4-bromophenyl)-phenylmethoxy]-N,N-dimethylethanamine
Molecular formulaC17H20BrNO
Molecular weight334.2 g/mol
Exact mass333.0728
GradeReference Standard
HSN code38229090
InChIKeyNUNIWXHYABYXKF-UHFFFAOYSA-N
SMILESCN(C)CCOC(C1=CC=CC=C1)C2=CC=C(C=C2)Br
PubChem CID2444
Physical properties
Physical formSolid
LogP (XLogP3)4
H-bond donors / acceptors0 / 2
TPSA12.5 Ų
Synonyms2-(p-Bromo-alpha-phenylbenzyloxy)-N,N-dimethylethylamine, 2-[(4-Bromophenyl)phenylmethoxy]-N,N-dimethylethanamine, beta-(p-Bromobenzhydryloxy)ethyldimethylamine, 4-Bromodiphenhydramine, Ambodryl, Bromanautine, Bromazin base, Bromazine, Bromdiphenhydramine, Bromo-Benadryl, Bromo-Benadryl base, Bromodiphenhydramine

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Frequently asked questions

What is the CAS number of Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase)?

The CAS Registry Number of Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) is 118-23-0. It is also known as 2-(p-Bromo-alpha-phenylbenzyloxy)-N,N-dimethylethylamine, 2-[(4-Bromophenyl)phenylmethoxy]-N,N-dimethylethanamine, beta-(p-Bromobenzhydryloxy)ethyldimethylamine.

What is the molecular formula and molecular weight of Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase)?

Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) has the molecular formula C17H20BrNO and a molecular weight of 334.2 g/mol. Its IUPAC name is 2-[(4-bromophenyl)-phenylmethoxy]-N,N-dimethylethanamine.

What is Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) used for?

Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) is supplied as a characterised reference material related to Diphenhydramine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) can I order?

We supply Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase)?

Yes. Every lot of Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) be shipped internationally?

Yes. We export Diphenhydramine EP Impurity C (Freebase)/Dimenhydrinate EP Impurity H(Freebase) worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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Related products

Reference Standard
Diphenhydramine chemical structure
Diphenhydramine
CAS
58-73-1
Formula
C17H21NO
MW
255.35 g/mol
VQ-025336

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