Shipping to 128 countriesCOA and SDS with every lotQuotes within one business day
contact@zemixal.com
Bulk CASAccount
Pharmacopeial Impurities (EP / USP / BP)

Doxepin EP Impurity A

Reference StandardAvailable on request

Doxepin EP Impurity A (CAS 4504-87-4) supplier Zemixal: C14H10O2, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-024358.

Pack sizes
Doxepin EP Impurity A chemical structure
CAS number4504-87-4
FormulaC14H10O2
Molar mass210.23 g/mol
Physical formSolid
HS code38229090
InChIKeyYUSHFLBKQQILNV-UHFFFAOYSA-N
IUPAC name6H-benzo[c][1]benzoxepin-11-one

About Doxepin EP Impurity A

Analytical teams working on Doxepin use Doxepin EP Impurity A as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 4504-87-4, formula C14H10O2 and molar mass 210.23 g/mol. It is handled as a solid.

Typical applications

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

Handling and storage

Classified under GHS with signal word Danger and hazard statements H301 and H302. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Doxepin

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

Doxepin standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Doxepin EP Impurity A
Product nameDoxepin EP Impurity A
Catalogue numberZX-024358
CAS number4504-87-4
IUPAC name6H-benzo[c][1]benzoxepin-11-one
Molecular formulaC14H10O2
Molar mass210.23 g/mol
Exact mass210.0681
GradeReference Standard
Physical formSolid
XLogP32.9
H-bond donors / acceptors0 / 2
Topological polar surface area26.3 Ų
HS code38229090
InChIKeyYUSHFLBKQQILNV-UHFFFAOYSA-N
SMILESC1C2=CC=CC=C2C(=O)C3=CC=CC=C3O1
PubChem CID78259
SynonymsDoxepin Related Compound A, Doxepin Hydrochloride - Impurity A, Dibenz[b,e]oxepin-11(6H)-one, Doxepinone, 6,11-Dihydrodibenz[b,e]oxepin-11-one, Dibenz(b,e)oxepin-11(6H)-one, 6,11-dihydrodibenz(b,e)oxepin-11-one, Dibenzo[b,E]oxepin-11(6H)-one, 6,11-Dihydrodibenzo[b,e]oxepin-11-one, Dibenzo[b,e]oxepin-11(6H)-one (Doxepinone), 6H-Dibenzo[b,e]oxepin-11-one, Dibenzo[be]oxepin-11(6H)-one

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity
GHS07 Irritant or harmful
Irritant or harmful

Signal word Danger

  • H301Toxic if swallowed
  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P316, P301 + P317, P321, P330, 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 Doxepin EP Impurity A
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 Doxepin EP Impurity A

Which CAS number identifies Doxepin EP Impurity A?
Doxepin EP Impurity A is registered under CAS 4504-87-4. You may also see it listed as Doxepin Related Compound A, Doxepin Hydrochloride - Impurity A, Dibenz[b,e]oxepin-11(6H)-one. Our catalogue number for this item is ZX-024358.
What are the formula and molar mass of Doxepin EP Impurity A?
For Doxepin EP Impurity A, its formula is C14H10O2 and its molar mass is 210.23 g/mol. The systematic (IUPAC) name is 6H-benzo[c][1]benzoxepin-11-one. InChIKey YUSHFLBKQQILNV-UHFFFAOYSA-N lets you match it in any structure database.
How is Doxepin EP Impurity A used in pharmaceutical QC?
Doxepin EP Impurity A is a characterised reference material linked to Doxepin. 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 Doxepin EP Impurity A?
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 Doxepin EP Impurity A?
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 Doxepin EP Impurity A to my country?
Yes. Because Doxepin EP Impurity A 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.

More Doxepin standards

More in Pharmacopeial Impurities (EP / USP / BP)

Have a list of compounds to price?

Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.

Bulk CAS lookup Open quote list
Compare 0 of 4Compare now