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API Reference Standards

Entacapone WS

Reference StandardIn stock

Buy Entacapone WS (CAS 130929-57-6) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-006533.

Pack sizes
Entacapone WS chemical structure
CAS number130929-57-6
FormulaC14H15N3O5
Molar mass305.29 g/mol
Physical formSolid
HS code38229090
InChIKeyJRURYQJSLYLRLN-BJMVGYQFSA-N
IUPAC name(E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethylprop-2-enamide

About Entacapone WS

Analytical teams working on Entacapone use Entacapone WS as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 130929-57-6, formula C14H15N3O5 and molar mass 305.29 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Identification & assay
  • Method development & validation
  • QC reference material

Handling and storage

Classified under GHS with signal word Warning and hazard statements H302, H315, H319 and H332. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Entacapone

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

Entacapone standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Specifications and identifiers

Specifications of Entacapone WS
Product nameEntacapone WS
Catalogue numberZX-006533
CAS number130929-57-6
Other CAS numbers1047659-02-8
IUPAC name(E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethylprop-2-enamide
Molecular formulaC14H15N3O5
Molar mass305.29 g/mol
Exact mass305.1012
GradeReference Standard
Physical formSolid
XLogP32.1
H-bond donors / acceptors2 / 6
Topological polar surface area130 Ų
HS code38229090
InChIKeyJRURYQJSLYLRLN-BJMVGYQFSA-N
SMILESCCN(CC)C(=O)/C(=C/C1=CC(=C(C(=C1)O)O)[N+](=O)[O-])/C#N
PubChem CID5281081
Synonyms2-Cyano-N,N-diethyl-3-(3,4-dihydroxy-5-nitrophenyl)propenamide, (2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide, (E)-Entacapone, Comtan, Comtess, Entacapone, Entacom, OR 611, Parkicapone, OR-611, Entacapone teva, Entacapone orion

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

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H332Harmful if inhaled
  • H335May cause respiratory irritation
  • H413May cause long lasting harmful effects to aquatic life

Precautionary statements P261, P264, P264 + P265, P270, P271, P273, 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 Entacapone WS
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request
500 mgQuoted on request
1 gQuoted on request

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

Questions about Entacapone WS

Which CAS number identifies Entacapone WS?
Entacapone WS is registered under CAS 130929-57-6. You may also see it listed as 2-Cyano-N,N-diethyl-3-(3,4-dihydroxy-5-nitrophenyl)propenamide, (2E)-2-Cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide, (E)-Entacapone. Our catalogue number for this item is ZX-006533.
What are the formula and molar mass of Entacapone WS?
For Entacapone WS, its formula is C14H15N3O5 and its molar mass is 305.29 g/mol. The systematic (IUPAC) name is (E)-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethylprop-2-enamide. InChIKey JRURYQJSLYLRLN-BJMVGYQFSA-N lets you match it in any structure database.
How is Entacapone WS used in pharmaceutical QC?
Entacapone WS is a characterised reference material linked to Entacapone. 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 Entacapone WS?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Entacapone WS?
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 Entacapone WS to my country?
Yes. Because Entacapone WS 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.

Other grades with CAS 130929-57-6

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