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Metabolites & Degradation Products

1-Alpha-25-Dihydroxyvitamin D2

Reference StandardAvailable on request

Order 1-Alpha-25-Dihydroxyvitamin D2 (CAS 60133-18-8) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes
1-Alpha-25-Dihydroxyvitamin D2 chemical structure
CAS number60133-18-8
FormulaC28H44O3
Molar mass428.6 g/mol
Physical formSolid
HS code38229090
InChIKeyZGLHBRQAEXKACO-XJRQOBMKSA-N
IUPAC nametrans-(1R,3S,5Z)-5-[(2E)-2-[(1R,3aS,7aR)-1-[(E,2R,5S)-6-hydroxy-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol

About 1-Alpha-25-Dihydroxyvitamin D2

Zemixal lists 1-Alpha-25-Dihydroxyvitamin D2 for laboratories that identify, quantify or control Ergocalciferol and its related substances. For your records (Reference Standard), the material is defined by CAS 60133-18-8, formula C28H44O3 and molar mass 428.6 g/mol. It is handled as a solid.

Typical applications

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Safe handling

It carries the GHS signal word Danger (H301+H311, H301, H311 and H330), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Every shipment includes 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 Ergocalciferol

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

Ergocalciferol standards

Typical uses

  • Metabolite identification
  • Stability-indicating methods
  • Impurity profiling

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Deuterated and Stable-Isotope-Labelled Compounds

Specifications and identifiers

Specifications of 1-Alpha-25-Dihydroxyvitamin D2
Product name1-Alpha-25-Dihydroxyvitamin D2
Catalogue numberZX-045656
CAS number60133-18-8
IUPAC nametrans-(1R,3S,5Z)-5-[(2E)-2-[(1R,3aS,7aR)-1-[(E,2R,5S)-6-hydroxy-5,6-dimethylhept-3-en-2-yl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol
Molecular formulaC28H44O3
Molar mass428.6 g/mol
Exact mass428.329
GradeReference Standard
Physical formSolid
XLogP34.9
H-bond donors / acceptors3 / 3
Topological polar surface area60.7 Ų
HS code38229090
InChIKeyZGLHBRQAEXKACO-XJRQOBMKSA-N
SMILESC[C@H](/C=C/[C@H](C)C(C)(C)O)[C@H]1CC[C@@H]\2[C@@]1(CCC/C2=C\C=C/3\C[C@H](C[C@@H](C3=C)O)O)C
PubChem CID9547243
SynonymsErcalcitriol, 1,25-Dihydroxycalciferol, 1,25-Dihydroxyvitamin D2, 1alpha,25-dihydroxyergocalciferol, 9,10-Secoergosta-5,7,10(19),22-tetraene-1,3,25-triol, (1alpha,3beta,5Z,7E,22E)-, 25-Hydroxy Doxercalciferol, 1alpha,25-Dihydroxycalciferol, 1,25-dihydroxy Vitamin D2, (5Z,7E,22E)-(1S,3R)-9,10-seco-5,7,10(19),22-ergostatetraene-1,3,25-triol, 1, A,25-Dihydroxyvitamin D2

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
GHS08 Health hazard
Health hazard

Signal word Danger

  • H301+H311Toxic if swallowed or in contact with skin
  • H301Toxic if swallowed
  • H311Toxic in contact with skin
  • H330Fatal if inhaled
  • H372Causes damage to organs through prolonged or repeated exposure

Precautionary statements P260, P262, P264, P270, P271, P280, P284, P301 + P316, P302 + P352, P304 + P340, P316, P319, P320, P321, P330, P361 + 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 1-Alpha-25-Dihydroxyvitamin D2
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 1-Alpha-25-Dihydroxyvitamin D2

Which CAS number identifies 1-Alpha-25-Dihydroxyvitamin D2?
1-Alpha-25-Dihydroxyvitamin D2 is registered under CAS 60133-18-8. You may also see it listed as Ercalcitriol, 1,25-Dihydroxycalciferol, 1,25-Dihydroxyvitamin D2. Our catalogue number for this item is ZX-045656.
What are the formula and molar mass of 1-Alpha-25-Dihydroxyvitamin D2?
For 1-Alpha-25-Dihydroxyvitamin D2, its formula is C28H44O3 and its molar mass is 428.6 g/mol. InChIKey ZGLHBRQAEXKACO-XJRQOBMKSA-N lets you match it in any structure database.
How is 1-Alpha-25-Dihydroxyvitamin D2 used in pharmaceutical QC?
1-Alpha-25-Dihydroxyvitamin D2 is a characterised reference material linked to Ergocalciferol. 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 1-Alpha-25-Dihydroxyvitamin D2?
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 1-Alpha-25-Dihydroxyvitamin D2?
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 1-Alpha-25-Dihydroxyvitamin D2 to my country?
Yes. Because 1-Alpha-25-Dihydroxyvitamin D2 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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