stearic acid

Modify Date: 2026-07-01 13:20:40

stearic acid Structure
stearic acid structure
 Common Name stearic acid
CAS Number 57-11-4 Molecular Weight 284.47700
Density 0.84 Boiling Point 361 °C(lit.)
Molecular Formula C18H36O2 Melting Point 67-72 °C(lit.)
MSDS Chinese USA Flash Point >230 °F

 Use of stearic acid


Stearic acid is a long chain dietary saturated fatty acid which exists in many animal and vegetable fats and oils.

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name stearic acid
Synonym More Synonyms

 stearic acid Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description Stearic acid is a long chain dietary saturated fatty acid which exists in many animal and vegetable fats and oils.
Related Catalog
Target

Human Endogenous Metabolite

References

[1]. Shen MC et al. Dietary stearic acid leads to a reduction of visceral adipose tissue in athymic nude mice. PLoS One. 2014 Sep 15;9(9):e104083.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 0.84
Boiling Point 361 °C(lit.)
Melting Point 67-72 °C(lit.)
Molecular Formula C18H36O2
Molecular Weight 284.47700
Flash Point >230 °F
Exact Mass 284.27200
PSA 37.30000
LogP 6.33250
Vapour Pressure 1 mm Hg ( 173.7 °C)
Index of Refraction 1.4299
InChIKey QIQXTHQIDYTFRH-UHFFFAOYSA-N
SMILES CCCCCCCCCCCCCCCCCC(=O)O
Storage condition 2-8°C
Water Solubility 0.1-1 g/100 mL at 23 ºC

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
WI2800000
CHEMICAL NAME :
Stearic acid
CAS REGISTRY NUMBER :
57-11-4
BEILSTEIN REFERENCE NO. :
0608585
LAST UPDATED :
199710
DATA ITEMS CITED :
16
MOLECULAR FORMULA :
C18-H36-O2
MOLECULAR WEIGHT :
284.54
WISWESSER LINE NOTATION :
QV17

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Human
REFERENCE :
85DKA8 "Cutaneous Toxicity, Proceedings of the 3rd Conference, 1976," Drill, V.A., and P. Lazar, eds., New York, Academic Press, Inc. 1977 Volume(issue)/page/year: -,127,1977
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,383,1979 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4640 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 6(3),321,1987
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
21500 ug/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - other changes
REFERENCE :
APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 18,141,1961
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
23 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - other changes
REFERENCE :
APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 18,141,1961
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,383,1979 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
313 gm/kg/30W-C
TOXIC EFFECTS :
Related to Chronic Data - death
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 14,196,1995 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Implant
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
400 mg/kg
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Kidney, Ureter, Bladder - tumors
REFERENCE :
BJCAAI British Journal of Cancer. (Macmillan Press Ltd., Houndmills, Basingstoke, Hants. RG21 2XS, UK) V.1- 1947- Volume(issue)/page/year: 17,127,1963 *** REVIEWS *** TOXICOLOGY REVIEW AMIHAB AMA Archives of Industrial Health. (Chicago, IL) V.11-21, 1955-60. For publisher information, see AEHLAU. Volume(issue)/page/year: 21,100,1960 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 69740 No. of Facilities: 31794 (estimated) No. of Industries: 220 No. of Occupations: 159 No. of Employees: 541742 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7032 No. of Facilities: 136 (estimated) No. of Industries: 3 No. of Occupations: 11 No. of Employees: 9034 (estimated) No. of Female Employees: 7670 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 69740 No. of Facilities: 34970 (estimated) No. of Industries: 239 No. of Occupations: 165 No. of Employees: 1123118 (estimated) No. of Female Employees: 568888 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes F:Flammable
Risk Phrases R11;R36/37/38
Safety Phrases S37/39-S26-S16
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS WI2800000
HS Code 2915701000

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2915701000
Summary HS:2915701000 stearic acid VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB MFN tariff:7.0% General tariff:50.0%

 Articles196

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Study of the persistence of the anti-inflammatory effect observed after application of preparations containing organic ultraviolet filters.

Int. J. Pharm. 476(1-2) , 160-3, (2015)

Given that previous studies have highlighted the anti-inflammatory nature, which is influenced by UV radiation, of a certain number of ultraviolet filters currently used in Europe, it seemed interesti...

Abiogenic Syntheses of Lipoamino Acids and Lipopeptides and their Prebiotic Significance.

Orig. Life Evol. Biosph. 45 , 427-37, (2015)

Researchers have formed peptide bonds under a variety of presumed prebiotic conditions. Here it is proposed that these same conditions would have also formed amide bonds between fatty acids and amino ...

Structural insights into methanol-stable variants of lipase T6 from Geobacillus stearothermophilus.

Appl. Microbiol. Biotechnol. 99 , 9449-61, (2015)

Enzymatic production of biodiesel by transesterification of triglycerides and alcohol, catalyzed by lipases, offers an environmentally friendly and efficient alternative to the chemically catalyzed pr...

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

n-octadecanoic acid
groco59
kam1000
pd185
groco55
groco58
naa173
C18
steraic acid
NAA180
MFCD00002752
groco54
Stearic acid
EINECS 266-928-5

 stearic acid | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the storage conditions for stearic acid?
A: Storage conditions for stearic acid: 2-8°C.
Q: What is the English name of stearic acid?
A: The English name of stearic acid is stearic acid.
Q: What is the melting point of stearic acid?
A: Melting point of stearic acid is 67-72 °C(lit.).
Q: What are the uses of stearic acid?
A: Main uses of stearic acid: Stearic acid is a long chain dietary saturated fatty acid which exists in many animal and vegetable fats and oils.
Q: What is the SMILES notation of stearic acid?
A: SMILES notation of stearic acid is CCCCCCCCCCCCCCCCCC(=O)O.
Q: What is the CAS number of stearic acid?
A: CAS number of stearic acid is 57-11-4.
Q: What is the boiling point of stearic acid?
A: Boiling point of stearic acid is 361 °C(lit.).
Q: What are the downstream products of stearic acid?
A: Related downstream products(CAS) of stearic acid: 1115-17-9;4444-85-3;111879-77-7;105955-10-0;1119-75-1;109-36-4;4130-54-5;32509-55-0.
Q: What is the molecular weight of stearic acid?
A: Molecular weight of stearic acid is 284.47700.
Q: How is the water solubility of stearic acid?
A: Water solubility of stearic acid: 0.1-1 g/100 mL at 23 ºC.

 stearic acidfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

BioBioPha
Dayang Chem (Hangzhou) Co., Ltd.
The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.
Top Suppliers:I want be here

Get all suppliers and price by the below link:

stearic acid suppliers

Price: ￥550/10 mM * 1 mL in DMSO

Reference only. check more stearic acid price

Related Compounds: More...
Ethyl 2-aminothiazolo[5,4-b]pyridine-5-carboxylate
1325708-65-3
2-(1-Chloro-2-oxopropyl)-4-iodobenzoic acid
1805716-68-0
2-(1-Chloro-2-oxopropyl)-5-iodobenzoic acid
1805670-45-4
7-Cyclopentyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-7h-pyrrolo[2,3-d]pyrimidin-4-amine
262433-31-8
5-methyl-1-(4-nitrophenyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-Pyrazole
1160614-79-8
Boronic acid, [5-amino-2-[(1-oxohexyl)amino]phenyl]
220999-51-9
1-Fluoro-3-(4h-1,2,4-triazol-3-ylsulfanyl)propan-2-ol
1858167-74-4
2-Amino-1-(3-methoxypyridin-2-yl)propan-1-one
1516521-03-1
2-(1-Bromo-2-oxopropyl)-4-nitrobenzaldehyde
1804160-87-9
2-(1-Bromo-2-oxopropyl)-5-nitrobenzaldehyde
1804189-10-3
Chemsrc provides stearic acid(CAS#:57-11-4) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of stearic acid are included as well.>> amp version: stearic acid

Home | MSDS/SDS Database Search | Journals | Product Classification | Biologically Active Compounds | Selling Leads | About Us | Disclaimer

Copyright © 2026 ChemSrc All Rights Reserved