Butyl stearate

Modify Date: 2026-07-01 16:05:44

Butyl stearate Structure
Butyl stearate structure
 Common Name Butyl stearate
CAS Number 123-95-5 Molecular Weight 340.584
Density 0.9±0.1 g/cm3 Boiling Point 388.9±10.0 °C at 760 mmHg
Molecular Formula C22H44O2 Melting Point 17-22 °C
MSDS Chinese USA Flash Point 193.5±8.9 °C
Symbol GHS07
GHS07		 Signal Word Warning

 Names

Name butyl octadecanoate
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.9±0.1 g/cm3
Boiling Point 388.9±10.0 °C at 760 mmHg
Melting Point 17-22 °C
Molecular Formula C22H44O2
Molecular Weight 340.584
Flash Point 193.5±8.9 °C
Exact Mass 340.334137
PSA 26.30000
LogP 10.27
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.448
InChIKey ULBTUVJTXULMLP-UHFFFAOYSA-N
SMILES CCCCCCCCCCCCCCCCCC(=O)OCCCC

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
WI2900000
CHEMICAL NAME :
Stearic acid, butyl ester
CAS REGISTRY NUMBER :
123-95-5
BEILSTEIN REFERENCE NO. :
1792866
LAST UPDATED :
199710
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C22-H44-O2
MOLECULAR WEIGHT :
340.66
WISWESSER LINE NOTATION :
17VO4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
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: 4(5),107,1985 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
32 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IPSTB3 International Polymer Science and Technology. (Rapra Technology Ltd., Shawbury, Shrewsbury, Shropshire SY4 4NR, UK) Volume(issue)/page/year: 3,93,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>32 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
29ZWAE "Practical Toxicology of Plastics," Lefaux, R., Cleveland, OH, Chemical Rubber Co., 1968 Volume(issue)/page/year: -,323,1968
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>32 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
29ZWAE "Practical Toxicology of Plastics," Lefaux, R., Cleveland, OH, Chemical Rubber Co., 1968 Volume(issue)/page/year: -,323,1968 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
418 gm/kg
SEX/DURATION :
male 10 week(s) pre-mating female 10 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)
REFERENCE :
AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 7,310,1953 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 80587 No. of Facilities: 14991 (estimated) No. of Industries: 131 No. of Occupations: 85 No. of Employees: 173017 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 80587 No. of Facilities: 1846 (estimated) No. of Industries: 40 No. of Occupations: 55 No. of Employees: 63553 (estimated) No. of Female Employees: 20739 (estimated)

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P305 + P351 + P338
Personal Protective Equipment Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi:Irritant
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS WI2900000
HS Code 2915709000

 Synthetic Route

stearic acid structure

stearic acid

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Butyl stearate Structure

Butyl stearate

CAS#:123-95-5

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Literature: Hosseini-Sarvari, Mona; Sodagar, Esmat Comptes Rendus Chimie, 2013 , vol. 16, # 3 p. 229 - 238
Methyl stearate structure

Methyl stearate

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Butanol structure

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~92%

Butyl stearate Structure

Butyl stearate

CAS#:123-95-5

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Literature: Iwasaki, Takanori; Maegawa, Yusuke; Hayashi, Yukiko; Ohshima, Takashi; Mashima, Kazushi Journal of Organic Chemistry, 2008 , vol. 73, # 13 p. 5147 - 5150
4-Nitrophenyl stearate structure

4-Nitrophenyl s...

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Butanol structure

Butanol

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~%

Butyl stearate Structure

Butyl stearate

CAS#:123-95-5

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Literature: Catalysis Letters, , vol. 142, # 11 p. 1361 - 1368
stearic acid structure

stearic acid

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~%

Butyl stearate Structure

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CAS#:123-95-5

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Literature: Tetrahedron, , vol. 48, # 40 p. 8775 - 8780
propyl octadecanoate structure

propyl octadecanoate

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Butyl stearate Structure

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Literature: Synthesis, , # 16 p. 2479 - 2482
sodium butoxide structure

sodium butoxide

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~%

Butyl stearate Structure

Butyl stearate

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Literature: DE642454 , ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 22, p. 159
Butyl iodide structure

Butyl iodide

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Silver(I) stearate structure

Silver(I) stearate

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~%

Butyl stearate Structure

Butyl stearate

CAS#:123-95-5

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Literature: Journal of the Chemical Society, , p. 1460
benzyl stearate structure

benzyl stearate

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Butanol structure

Butanol

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~96%

Butyl stearate Structure

Butyl stearate

CAS#:123-95-5

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Literature: Gutman, Arie L.; Shkolnik, Eleonora; Shapira, Michal Tetrahedron, 1992 , vol. 48, # 40 p. 8775 - 8780

 Customs

HS Code 2915709000
Summary 2915709000. palmitic acid and its salts and esters. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

 Articles3

More Articles
Transfer of additives from plastics materials into foodstuffs and into food simulants--a comparison.

Food Chem. Toxicol. 22(9) , 737-42, (1984)

The transfer of stearyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate from high- and low-density polyethylenes and polypropylene as well as that of n-butyl stearate from high-impact polystyrene into...

A simple assay for local heating by optical tweezers.

Methods Cell Biol. 55 , 43-5, (1998)

On the incorporation of the non-steroidal anti-inflammatory naproxen into cationic O/W microemulsions.

Colloids Surf. B Biointerfaces 43(2) , 108-14, (2005)

Microemulsions (ME) containing hexadecyltrimethylammonium bromide (HTAB)/ethanol as surfactant, isopropylmyristate (IM) or butylstearate (BS) as oil phase and aqueous buffer were studied. Pseudo-terna...

 Synonyms

BUTYL OCTADECANOATE
N-butyl stearate
p-butyl stearate
kesscobsc
Stearic Acid n-Butyl Ester
Apex 4
Radia 7051
stearic acid butyl ester
octadecanoic acid butyl ester
Kessco BS
Butyl stearate
Groco 5810
FEMA 2214
MFCD00026669
EINECS 204-666-5
Octadecanoic acid, butyl ester
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