Merck
All Photos(1)

8.00673

Sigma-Aldrich

Stearic acid

for synthesis

Synonym(s):
Stearic acid
Linear Formula:
CH3(CH2)16COOH
CAS Number:
Molecular Weight:
284.48
MDL number:
EC Index Number:
200-313-4

Quality Level

assay

≥97% (GC)

form

solid

autoignition temp.

395 °C

potency

>5000 mg/kg LD50, oral (Rat)
>5000 mg/kg LD50, skin (Rabbit)

bp

370 °C/1013 hPa

mp

68-70 °C

transition temp

flash point 196 °C

solubility

water: insoluble at 20 °C

bulk density

400‑500 kg/m3

storage temp.

2-30°C

InChI

1S/C18H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h2-17H2,1H3,(H,19,20)

InChI key

QIQXTHQIDYTFRH-UHFFFAOYSA-N

Related Categories

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Melting range (lower value): ≥ 68 °C
Melting range (upper value): ≤ 70 °C
Identity (IR): passes test

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Quality

Enter Lot Number to search for Certificate of Quality (COQ).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service