Maxacalcitol

Name: Maxacalcitol
Brand: Vaqora Chemicals
SKU: VQ-038263

About Maxacalcitol

Maxacalcitol (CAS 103909-75-7) is a high-purity reference standard of Calcitriol offered by Vaqora Chemicals. With the molecular formula C26H42O4, it has a molar mass of 418.6 g/mol. Alternative names: 22-Oxacalcitriol and Oxarol.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Laboratories use this Calcitriol standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Maxacalcitol in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material
Fine chemical synthesis

Industries

Related to Calcitriol

View every impurity, metabolite and intermediate we list for Calcitriol.

Calcitriol impurities

Specifications & identifiers

Chemical identifiers
Product name	Maxacalcitol
Catalogue No.	VQ-038263
CAS Number	103909-75-7
IUPAC name	trans-(1R,3S,5Z)-5-[(2E)-2-[(1S,3aS,7aS)-1-[(1S)-1-(3-hydroxy-3-methylbutoxy)ethyl]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol
Molecular formula	C₂₆H₄₂O₄
Molecular weight	418.6 g/mol
Exact mass	418.3083
Grade	Reference Standard
HSN code	38229090
InChIKey	DTXXSJZBSTYZKE-ZDQKKZTESA-N
SMILES	C[C@@H]([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)OCCC(C)(C)O
PubChem CID	6398761

Physical properties
Physical form	Solid
LogP (XLogP3)	3.5
H-bond donors / acceptors	3 / 4
TPSA	69.9 Å²
Synonyms	22-Oxacalcitriol, Oxarol, maxacalcitriol, 22-oxa-calcitriol, oxacalcitriol, Maxacalcitrol, (5Z,7E)-(1S,3R)-22-oxa-9,10-seco-5,7,10(19)-cholestatriene-1,3,25-triol, 22-Oxa-1,25(OH)2D3, 22-Oxacalcitrol, 22-oxa-1alpha,25(OH)2D3, EX-A4433, 1alpha,25-dihydroxy-22-oxacholecalciferol

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Signal word: Danger

Hazard statements

H300Fatal if swallowed
H310Fatal in contact with skin
H315Causes skin irritation
H330Fatal if inhaled

Precautionary statements: P260, P262, P264, P270, P271, P280, P284, P301 + P316, P302 + P352, P304 + P340, P316, P320, P321, P330, P332 + P317, P361 + P364, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Maxacalcitol?

The CAS Registry Number of Maxacalcitol is 103909-75-7. It is also known as 22-Oxacalcitriol, Oxarol, maxacalcitriol.

What is the molecular formula and molecular weight of Maxacalcitol?

Maxacalcitol has the molecular formula C26H42O4 and a molecular weight of 418.6 g/mol.

What is Maxacalcitol used for?

Maxacalcitol is supplied as a characterised reference material related to Calcitriol. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Maxacalcitol can I order?

We supply Maxacalcitol in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Maxacalcitol?

Yes. Every lot of Maxacalcitol is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Maxacalcitol be shipped internationally?

Yes. Maxacalcitol is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.