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API Impurities

Ruxolitinib Impurity-H

Reference StandardIn stock

Buy Ruxolitinib Impurity-H (CAS 191605-10-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Ships from India to 120+ countries.

Pack sizes
Ruxolitinib Impurity-H chemical structure
CAS number191605-10-4
FormulaC20H18O10
Molar mass418.3 g/mol
Physical formSolid
HS code38229090
InChIKeyKWWCVCFQHGKOMI-HOTGVXAUSA-N
IUPAC name(2S,3S)-2,3-bis[(4-methoxybenzoyl)oxy]butanedioic acid

About Ruxolitinib Impurity-H

Zemixal lists Ruxolitinib Impurity-H for laboratories that identify, quantify or control Ruxolitinib and its related substances. Key data (Reference Standard): CAS 191605-10-4, formula C20H18O10 and molar mass 418.3 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Safe handling

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

Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Ruxolitinib

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

Ruxolitinib standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Ruxolitinib Impurity-H
Product nameRuxolitinib Impurity-H
Catalogue numberZX-005317
CAS number191605-10-4
IUPAC name(2S,3S)-2,3-bis[(4-methoxybenzoyl)oxy]butanedioic acid
Molecular formulaC20H18O10
Molar mass418.3 g/mol
Exact mass418.09
GradeReference Standard
Physical formSolid
XLogP32.5
H-bond donors / acceptors2 / 10
Topological polar surface area146 Ų
HS code38229090
InChIKeyKWWCVCFQHGKOMI-HOTGVXAUSA-N
SMILESCOC1=CC=C(C=C1)C(=O)O[C@@H]([C@@H](C(=O)O)OC(=O)C2=CC=C(C=C2)OC)C(=O)O
PubChem CID9810979
SynonymsDi(+)-(p-anisoyl)-D-tartrate, (2S,3S)-2,3-bis((4-methoxybenzoyl)oxy)succinic acid, (2S,3S)-(+)-Di(p-anisoyl)tartaric acid, (S,S)-Di-p-anisoyltartaric acid, (+)-Di-p-anisoyl-D-tartaric Acid, Dibenzoyl-(+)-P-methoxy-D-tartaric acid, Butanedioic acid, 2,3-bis[(4-methoxybenzoyl)oxy]-, (2S,3S)-, Ruxolitinib Impurity N2, (+)-Bis(4-methoxybenzoyl)-D-tartaric Acid, (2S,3S)-2,3-Bis((4-methoxybenzoyl)oxy)succinicacid

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

  • H315Causes skin irritation
  • H319Causes serious eye irritation

Precautionary statements P264, P264 + P265, P280, P302 + P352, P305 + P351 + P338, P321, P332 + P317, P337 + P317, P362 + P364

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 Ruxolitinib Impurity-H
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 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 Ruxolitinib Impurity-H

Which CAS number identifies Ruxolitinib Impurity-H?
Ruxolitinib Impurity-H is registered under CAS 191605-10-4. You may also see it listed as Di(+)-(p-anisoyl)-D-tartrate, (2S,3S)-2,3-bis((4-methoxybenzoyl)oxy)succinic acid, (2S,3S)-(+)-Di(p-anisoyl)tartaric acid. Our catalogue number for this item is ZX-005317.
What are the formula and molar mass of Ruxolitinib Impurity-H?
For Ruxolitinib Impurity-H, its formula is C20H18O10 and its molar mass is 418.3 g/mol. The systematic (IUPAC) name is (2S,3S)-2,3-bis[(4-methoxybenzoyl)oxy]butanedioic acid. InChIKey KWWCVCFQHGKOMI-HOTGVXAUSA-N lets you match it in any structure database.
How is Ruxolitinib Impurity-H used in pharmaceutical QC?
Ruxolitinib Impurity-H is a characterised reference material linked to Ruxolitinib. 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 Ruxolitinib Impurity-H?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Ruxolitinib Impurity-H?
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 Ruxolitinib Impurity-H to my country?
Yes. Because Ruxolitinib Impurity-H 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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