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API Reference Standards

Geosmin

Reference StandardAvailable on request

Order Geosmin (CAS 19700-21-1) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Ships from India to 120+ countries.

Pack sizes
Geosmin chemical structure
CAS number19700-21-1
FormulaC12H22O
Molar mass182.3 g/mol
Physical formSolid
HS code38229090
InChIKeyJLPUXFOGCDVKGO-TUAOUCFPSA-N
IUPAC name(4S,4aS,8aR)-4,8a-dimethyl-1,2,3,4,5,6,7,8-octahydronaphthalen-4a-ol

About Geosmin

Geosmin is part of the Zemixal API Reference Standards range. For your records (Reference Standard), the material is defined by CAS 19700-21-1, formula C12H22O and molar mass 182.3 g/mol. It is handled as a solid.

Where it is used

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

Safe handling

Classified under GHS with signal word Warning and hazard statements H302. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. 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.

Typical uses

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

Applications

Specifications and identifiers

Specifications of Geosmin
Product nameGeosmin
Catalogue numberZX-046569
CAS number19700-21-1
IUPAC name(4S,4aS,8aR)-4,8a-dimethyl-1,2,3,4,5,6,7,8-octahydronaphthalen-4a-ol
Molecular formulaC12H22O
Molar mass182.3 g/mol
Exact mass182.1671
GradeReference Standard
Physical formSolid
XLogP33.3
H-bond donors / acceptors1 / 1
Topological polar surface area20.2 Ų
HS code38229090
InChIKeyJLPUXFOGCDVKGO-TUAOUCFPSA-N
SMILESC[C@H]1CCC[C@@]2([C@@]1(CCCC2)O)C
PubChem CID29746
SynonymsOctahydro-4alpha,8abeta-dimethyl-4aalpha(2H)-naphthol, trans-1,10-Dimethyl-trans-9-decalol, (4S,4aS,8aR)-4,8a-dimethyloctahydronaphthalen-4a(2H)-ol, trans-1,10-dimethyl-trans-decalol, (4S-(4alpha,4aalpha,8abeta))-Octahydro-4,8a-dimethyl-4a(2H)-naphthol, (4S,4aS,8aR)-4,8a-dimethyl-decahydronaphthalen-4a-ol, 4a(2H)-Naphthalenol, octahydro-4,8a-dimethyl-, [4S-(4.alpha.,4a.alpha.,8a.beta.)]-, 4a(2H)-Naphthalenol, octahydro-4,8a-dimethyl-,(4.alpha.,4a.alpha.,8a.beta.)-, 1,10-Dimethyl-9-decalol, rac Geosmin, 4,8a-Dimethyloctahydro-4a(2H)-naphthalenol #

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

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, 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 Geosmin
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 Geosmin

Which CAS number identifies Geosmin?
Geosmin is registered under CAS 19700-21-1. You may also see it listed as Octahydro-4alpha,8abeta-dimethyl-4aalpha(2H)-naphthol, trans-1,10-Dimethyl-trans-9-decalol, (4S,4aS,8aR)-4,8a-dimethyloctahydronaphthalen-4a(2H)-ol. Our catalogue number for this item is ZX-046569.
What are the formula and molar mass of Geosmin?
For Geosmin, its formula is C12H22O and its molar mass is 182.3 g/mol. The systematic (IUPAC) name is (4S,4aS,8aR)-4,8a-dimethyl-1,2,3,4,5,6,7,8-octahydronaphthalen-4a-ol. InChIKey JLPUXFOGCDVKGO-TUAOUCFPSA-N lets you match it in any structure database.
What grade and pack sizes are available for Geosmin?
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 Geosmin?
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 Geosmin to my country?
Yes. Because Geosmin 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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