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API Reference Standards

Cytarabine

Reference StandardAvailable on request

Order Cytarabine (CAS 147-94-4) online at Zemixal: C9H13N3O5, COA and SDS with every lot, worldwide shipping. Packs from 10 mg.

Pack sizes
Cytarabine chemical structure
CAS number147-94-4
FormulaC9H13N3O5
Molar mass243.22 g/mol
Physical formSolid
HS code38229090
InChIKeyUHDGCWIWMRVCDJ-CCXZUQQUSA-N
IUPAC name4-amino-1-[(2R,3S,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one

About Cytarabine

Cytarabine is supplied by Zemixal as a characterised reference material for Cytarabine analysis. Identity at a glance (Reference Standard): CAS 147-94-4, formula C9H13N3O5 and molar mass 243.22 g/mol. It is handled as a solid.

Typical applications

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

Storage and safety notes

Classified under GHS with signal word Danger and hazard statements H317, H340, H360 and H361. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Cytarabine

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

Cytarabine standards

Typical uses

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

Applications

Specifications and identifiers

Specifications of Cytarabine
Product nameCytarabine
Catalogue numberZX-021318
CAS number147-94-4
IUPAC name4-amino-1-[(2R,3S,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one
Molecular formulaC9H13N3O5
Molar mass243.22 g/mol
Exact mass243.0855
GradeReference Standard
Physical formSolid
XLogP3-2.1
H-bond donors / acceptors4 / 5
Topological polar surface area129 Ų
HS code38229090
InChIKeyUHDGCWIWMRVCDJ-CCXZUQQUSA-N
SMILESC1=CN(C(=O)N=C1N)[C@H]2[C@H]([C@@H]([C@H](O2)CO)O)O
PubChem CID6253
SynonymsAra-C, Cytosine arabinoside, Aracytidine, Cytarabinoside, Arabinocytidine, Spongocytidine, Aracytin, Cytosar-U, Aracytine, Arabitin, 1-beta-D-Arabinofuranosylcytosine, Cytosine beta-D-arabinofuranoside

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

Signal word Danger

  • H317May cause an allergic skin reaction
  • H340May cause genetic defects
  • H360May damage fertility or the unborn child
  • H361Suspected of damaging fertility or the unborn child

Precautionary statements P203, P261, P272, P280, P302 + P352, P318, P321, P333 + P317, P362 + P364, 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 Cytarabine
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 Cytarabine

Which CAS number identifies Cytarabine?
Cytarabine is registered under CAS 147-94-4. You may also see it listed as Ara-C, Cytosine arabinoside, Aracytidine. Our catalogue number for this item is ZX-021318.
What are the formula and molar mass of Cytarabine?
For Cytarabine, its formula is C9H13N3O5 and its molar mass is 243.22 g/mol. The systematic (IUPAC) name is 4-amino-1-[(2R,3S,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one. InChIKey UHDGCWIWMRVCDJ-CCXZUQQUSA-N lets you match it in any structure database.
How is Cytarabine used in pharmaceutical QC?
Cytarabine is a characterised reference material linked to Cytarabine. 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 Cytarabine?
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 Cytarabine?
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 Cytarabine to my country?
Yes. Because Cytarabine 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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