8-Epitacrolimus

Name: 8-Epitacrolimus
Brand: Zemixal
SKU: ZX-027065

Reference StandardAvailable on request

8-Epitacrolimus (CAS 129212-35-7) supplier Zemixal: C44H69NO12, COA and SDS with every lot, worldwide shipping. Exported from India with full paperwork.

Pack sizes

CAS number129212-35-7

FormulaC₄₄H₆₉NO₁₂

Molar mass804 g/mol

Physical formSolid

HS code38229090

InChIKeyQJJXYPPXXYFBGM-NCGCDJFJSA-N

About 8-Epitacrolimus

8-Epitacrolimus belongs to the Tacrolimus reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 129212-35-7, formula C44H69NO12 and molar mass 804 g/mol. It is handled as a solid.

Use cases we see most often

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

Handling and storage

Classified under GHS with signal word Danger and hazard statements H301. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. 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 Tacrolimus

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

Tacrolimus standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 8-Epitacrolimus
Product name	8-Epitacrolimus
Catalogue number	ZX-027065
CAS number	129212-35-7
IUPAC name	(1R,9S,12S,13R,14S,17S,18E,21S,23S,24R,25S,27R)-1,14-dihydroxy-12-[(E)-1-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]prop-1-en-2-yl]-23,25-dimethoxy-13,19,21,27-tetramethyl-17-prop-2-enyl-11,28-dioxa-4-azatricyclo[22.3.1.04,9]octacos-18-ene-2,3,10,16-tetrone
Molecular formula	C₄₄H₆₉NO₁₂
Molar mass	804 g/mol
Exact mass	803.482
Grade	Reference Standard
Physical form	Solid
XLogP3	2.7
H-bond donors / acceptors	3 / 12
Topological polar surface area	178 Å²
HS code	38229090
InChIKey	QJJXYPPXXYFBGM-NCGCDJFJSA-N
SMILES	C[C@@H]1C[C@@H]([C@@H]2[C@H](C[C@H]([C@@](O2)(C(=O)C(=O)N3CCCC[C@H]3C(=O)O[C@@H]([C@@H]([C@H](CC(=O)[C@H](/C=C(/C1)\C)CC=C)O)C)/C(=C/[C@@H]4CC[C@H]([C@@H](C4)OC)O)/C)O)C)OC)OC
PubChem CID	13006299
Synonyms	Tacrolimus anhydrous 8-epimer

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Acute toxicity

Signal word Danger

H301Toxic if swallowed

Precautionary statements P264, P270, P301 + P316, P321, P330, 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 8-Epitacrolimus
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 8-Epitacrolimus

Which CAS number identifies 8-Epitacrolimus?

8-Epitacrolimus is registered under CAS 129212-35-7. You may also see it listed as Tacrolimus anhydrous 8-epimer. Our catalogue number for this item is ZX-027065.

What are the formula and molar mass of 8-Epitacrolimus?

For 8-Epitacrolimus, its formula is C44H69NO12 and its molar mass is 804 g/mol. InChIKey QJJXYPPXXYFBGM-NCGCDJFJSA-N lets you match it in any structure database.

How is 8-Epitacrolimus used in pharmaceutical QC?

8-Epitacrolimus is a characterised reference material linked to Tacrolimus. 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 8-Epitacrolimus?

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 8-Epitacrolimus?

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 8-Epitacrolimus to my country?

Yes. Because 8-Epitacrolimus 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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