Stearic acid, reference material

Name: Stearic acid, reference material
Brand: Vaqora Chemicals
SKU: VQ-008635

About Stearic acid, reference material

Vaqora Chemicals supplies Stearic acid, reference material, a carboxylic acid registered under CAS number 57-11-4, specified at ≥99% purity. The compound has the formula C18H36O2, corresponding to a molecular weight of 284.5 g/mol. Systematically, it is named octadecanoic acid. Common synonyms include 1-Heptadecanecarboxylic acid and Cetylacetic acid.

The material typically appears as a white powder. Key physical data: a melting point of 67-72 °C and a boiling point of 361 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for cell and microbial culture and organic synthesis. Buyers come mainly from pharmaceutical manufacturing, academic and industrial research and diagnostics and biotechnology.

Available in 100 mg, 250 mg, 100 g and 1 kg packs, Stearic acid, reference material is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Cell & microbial culture
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Stearic acid, reference material
Catalogue No.	VQ-008635
CAS Number	57-11-4
IUPAC name	octadecanoic acid
Molecular formula	C₁₈H₃₆O₂
Molecular weight	284.5 g/mol
Exact mass	284.2715
Purity / assay	≥99%
HSN code	38231190
InChIKey	QIQXTHQIDYTFRH-UHFFFAOYSA-N
SMILES	CCCCCCCCCCCCCCCCCC(=O)O
PubChem CID	5281

Physical properties
Physical form	Powder
Appearance	White powder
Melting point	67-72 °C
Boiling point	361 °C
LogP (XLogP3)	7.4
H-bond donors / acceptors	1 / 2
TPSA	37.3 Å²
Synonyms	1-Heptadecanecarboxylic acid, Cetylacetic acid, Stearophanic acid, n-Octadecanoic acid, Stearex Beads, Pearl stearic, Industrene R, Vanicol, Hydrofol Acid 150, Century 1240, Glycon DP, Glycon TP

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation

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

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

Other grades of CAS 57-11-4

Reference Standard

Stearic Acid

CAS: 57-11-4
Formula: C₁₈H₃₆O₂
MW: 284.5 g/mol

VQ-008633

AR

Stearic Acid, ≥98.0%

CAS: 57-11-4
Formula: C₁₈H₃₆O₂
MW: 284.5 g/mol

VQ-045715

Synthesis

Stearic acid, 98%

CAS: 57-11-4
Formula: C₁₈H₃₆O₂
MW: 284.5 g/mol

VQ-019353

Cell Culture

Stearic Acid, cell culture tested

CAS: 57-11-4
Formula: C₁₈H₃₆O₂
MW: 284.5 g/mol

VQ-046202

Biochemistry

Stearic acid, for biochemistry, 99%

CAS: 57-11-4
Formula: C₁₈H₃₆O₂
MW: 284.5 g/mol

VQ-008634

Frequently asked questions

What is the CAS number of Stearic acid, reference material?

The CAS Registry Number of Stearic acid, reference material is 57-11-4. It is also known as 1-Heptadecanecarboxylic acid, Cetylacetic acid, Stearophanic acid.

What is the molecular formula and molecular weight of Stearic acid, reference material?

Stearic acid, reference material has the molecular formula C18H36O2 and a molecular weight of 284.5 g/mol. Its IUPAC name is octadecanoic acid.

Which grade and pack sizes of Stearic acid, reference material can I order?

We supply Stearic acid, reference material in (≥99%) grade, in 100 mg, 250 mg, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Stearic acid, reference material?

Yes. Every lot of Stearic acid, reference material 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 Stearic acid, reference material be shipped internationally?

Yes. Stearic acid, reference material 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.