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Stable Isotope Labelled Standards (Deuterated, 13C, 15N)

Stearic Acid-1-13C

Reference StandardAvailable on request

Order Stearic Acid-1-13C (CAS 85541-42-0) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-042255.

Pack sizes
Stearic Acid-1-13C chemical structure
CAS number85541-42-0
FormulaC18H36O2
Molar mass285.5 g/mol
Physical formSolid
HS code38229090
InChIKeyQIQXTHQIDYTFRH-CPZJZEHKSA-N
IUPAC name(113C)octadecanoic acid

About Stearic Acid-1-13C

Zemixal supplies Stearic Acid-1-13C within its impurities & Reference Standards portfolio. For your records (Reference Standard), the material is defined by CAS 85541-42-0, formula C18H36O2 and molar mass 285.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Safe handling

Classified under GHS with signal word Warning and hazard statements H315. 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. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • LC-MS/MS internal standard
  • Bioanalytical quantitation
  • Pharmacokinetic studies

Applications

Grade guides

Specifications and identifiers

Specifications of Stearic Acid-1-13C
Product nameStearic Acid-1-13C
Catalogue numberZX-042255
CAS number85541-42-0
IUPAC name(113C)octadecanoic acid
Molecular formulaC18H36O2
Molar mass285.5 g/mol
Exact mass285.2749
GradeReference Standard
Physical formSolid
XLogP37.4
H-bond donors / acceptors1 / 2
Topological polar surface area37.3 Ų
HS code38229090
InChIKeyQIQXTHQIDYTFRH-CPZJZEHKSA-N
SMILESCCCCCCCCCCCCCCCCC[13C](=O)O
PubChem CID16211897
Synonyms(1-~13~C)Octadecanoic acid, Octadecanoic acid-1-13C, Stearic Acid-13C, Octadecanoicacid-1-13c, stearic-1-13C acid

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

  • H315Causes skin irritation

Precautionary statements P264, P280, P302 + P352, P321, P332 + P317, P362 + P364

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 Stearic Acid-1-13C
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 Stearic Acid-1-13C

Which CAS number identifies Stearic Acid-1-13C?
Stearic Acid-1-13C is registered under CAS 85541-42-0. You may also see it listed as (1-~13~C)Octadecanoic acid, Octadecanoic acid-1-13C, Stearic Acid-13C. Our catalogue number for this item is ZX-042255.
What are the formula and molar mass of Stearic Acid-1-13C?
For Stearic Acid-1-13C, its formula is C18H36O2 and its molar mass is 285.5 g/mol. The systematic (IUPAC) name is (113C)octadecanoic acid. InChIKey QIQXTHQIDYTFRH-CPZJZEHKSA-N lets you match it in any structure database.
What grade and pack sizes are available for Stearic Acid-1-13C?
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 Stearic Acid-1-13C?
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 Stearic Acid-1-13C to my country?
Yes. Because Stearic Acid-1-13C 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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