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API Reference Standards

Dienogest

Reference StandardAvailable on request

Dienogest (CAS 65928-58-7) supplier Zemixal: C20H25NO2, COA and SDS with every lot, worldwide shipping. Part of our API Reference Standards range.

Pack sizes
Dienogest chemical structure
CAS number65928-58-7
FormulaC20H25NO2
Molar mass311.4 g/mol
Physical formSolid
HS code38229090
InChIKeyAZFLJNIPTRTECV-FUMNGEBKSA-N
IUPAC name2-[(8S,13S,14S,17R)-17-hydroxy-13-methyl-3-oxo-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-yl]acetonitrile

About Dienogest

Dienogest is supplied by Zemixal as a characterised reference material for Dienogest analysis. Identity at a glance (Reference Standard): CAS 65928-58-7, formula C20H25NO2 and molar mass 311.4 g/mol. It is handled as a solid.

Typical applications

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

Storage and safety notes

Hazard communication follows GHS (Danger: H315, H319, H335 and H341). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. 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 Dienogest

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

Dienogest standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Dienogest
Product nameDienogest
Catalogue numberZX-021407
CAS number65928-58-7
IUPAC name2-[(8S,13S,14S,17R)-17-hydroxy-13-methyl-3-oxo-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-yl]acetonitrile
Molecular formulaC20H25NO2
Molar mass311.4 g/mol
Exact mass311.1885
GradeReference Standard
Physical formSolid
XLogP31.8
H-bond donors / acceptors1 / 3
Topological polar surface area61.1 Ų
HS code38229090
InChIKeyAZFLJNIPTRTECV-FUMNGEBKSA-N
SMILESC[C@]12CCC3=C4CCC(=O)C=C4CC[C@H]3[C@@H]1CC[C@]2(CC#N)O
PubChem CID68861
SynonymsSTS 557, STS-557, MJR-35, 17alpha-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-nitrile, 17-alpha-Cyanomethyl-17-beta-hydroxy-estra-4,9(10)-dien-3-one, 19-Norpregna-4,9-diene-21-nitrile, 17-hydroxy-3-oxo-, (17alpha)-, 17-Hydroxy-3-oxo-19-nor-17alpha-pregna-4,9-diene-21-nitrile, 19-Norpregna-4,9-diene-21-nitrile, 17-hydroxy-3-oxo-, (17-alpha)-, [(17beta)-17-hydroxy-3-oxoestra-4,9-dien-17-yl]acetonitrile, ((17beta)-17-hydroxy-3-oxoestra-4,9-dien-17-yl)acetonitrile

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
GHS08 Health hazard
Health hazard
GHS09 Hazardous to the environment
Hazardous to the environment

Signal word Danger

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H341Suspected of causing genetic defects
  • H351Suspected of causing cancer
  • H360May damage fertility or the unborn child
  • H361Suspected of damaging fertility or the unborn child
  • H362May cause harm to breast-fed children
  • H400Very toxic to aquatic life
  • H410Very toxic to aquatic life with long lasting effects

Precautionary statements P203, P260, P261, P263, P264, P264 + P265, P270, P271, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P332 + P317, P337 + P317, P362 + P364, P391, 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 Dienogest
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 Dienogest

Which CAS number identifies Dienogest?
Dienogest is registered under CAS 65928-58-7. You may also see it listed as STS 557, STS-557, MJR-35. Our catalogue number for this item is ZX-021407.
What are the formula and molar mass of Dienogest?
For Dienogest, its formula is C20H25NO2 and its molar mass is 311.4 g/mol. The systematic (IUPAC) name is 2-[(8S,13S,14S,17R)-17-hydroxy-13-methyl-3-oxo-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-yl]acetonitrile. InChIKey AZFLJNIPTRTECV-FUMNGEBKSA-N lets you match it in any structure database.
How is Dienogest used in pharmaceutical QC?
Dienogest is a characterised reference material linked to Dienogest. 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 Dienogest?
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 Dienogest?
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 Dienogest to my country?
Yes. Because Dienogest 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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