Pivalic acid

Modify Date: 2026-07-01 18:03:35

Pivalic acid Structure
Pivalic acid structure
Common Name Pivalic acid
CAS Number 75-98-9 Molecular Weight 102.132
Density 0.905 Boiling Point 163-164 ºC
Molecular Formula C5H10O2 Melting Point 32-35 °C(lit.)
MSDS Chinese USA Flash Point 63 ºC
Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger

 Names

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

Name pivalic acid
Synonym More Synonyms

 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 0.905
Boiling Point 163-164 ºC
Melting Point 32-35 °C(lit.)
Molecular Formula C5H10O2
Molecular Weight 102.132
Flash Point 63 ºC
Exact Mass 102.068077
PSA 37.30000
LogP 0.94
Vapour density 3.6 (vs air)
Vapour Pressure 0.9±0.6 mmHg at 25°C
Index of Refraction 1.420
InChIKey IUGYQRQAERSCNH-UHFFFAOYSA-N
SMILES CC(C)(C)C(=O)O
Storage condition 2-8°C
Water Solubility 25 g/L (20 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 :
TO7700000
CHEMICAL NAME :
Pivalic acid
CAS REGISTRY NUMBER :
75-98-9
BEILSTEIN REFERENCE NO. :
0969480
LAST UPDATED :
199710
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
C5-H10-O2
MOLECULAR WEIGHT :
102.15
WISWESSER LINE NOTATION :
QVX1&1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
900 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
37ASAA "Kirk-Othmer Encyclopedia of Chemical Technology," 3rd ed., Grayson, M., and D. Eckroth, eds., New York, John Wiley & Sons, Inc., 1978 Volume(issue)/page/year: 4,863,1978
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1900 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
37ASAA "Kirk-Othmer Encyclopedia of Chemical Technology," 3rd ed., Grayson, M., and D. Eckroth, eds., New York, John Wiley & Sons, Inc., 1978 Volume(issue)/page/year: 4,863,1978 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
188 mg/kg/47W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Skin and Appendages - tumors
REFERENCE :
CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 17,61,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1178 No. of Facilities: 33 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 1683 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1178 No. of Facilities: 16 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1462 (estimated) No. of Female Employees: 996 (estimated)

 Safety Information

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

Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger
Hazard Statements H302 + H312-H314
Precautionary Statements P280-P305 + P351 + P338-P310
Personal Protective Equipment Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes C:Corrosive
Risk Phrases R21/22;R34
Safety Phrases S26-S36/37/39-S45
RIDADR UN 3261 8/PG 2
WGK Germany 1
RTECS TO7700000
Packaging Group II
Hazard Class 8
HS Code 2915600000

 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 2915900090
Summary 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

 Articles33

More Articles

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

Fat and starch as additive risk factors for milk fat depression in dairy diets containing corn dried distillers grains with solubles.

J. Dairy Sci. 98(3) , 1903-14, (2015)

Two experiments were conducted to evaluate the additive effects of starch and fat as risk factors associated with milk fat depression in dairy diets containing corn dried distillers grains with solubl...

5(6)-carboxyfluorescein revisited: new protecting group, separation of isomers, and their spectral properties on oligonucleotides.

Bioconjug. Chem. 18(5) , 1691-6, (2007)

Pentafluorophenyl esters of 5- and 6-carboxyfluorescein-3',6'-O-dipivalate can be easily separated in multigram quantities by column chromatography. The individual isomers were converted into stable p...

Chemically engineering ligand selectivity at the free fatty acid receptor 2 based on pharmacological variation between species orthologs.

FASEB J. 26 , 4951-65, (2012)

When it is difficult to develop selective ligands within a family of related G-protein-coupled receptors (GPCRs), chemically engineered receptors activated solely by synthetic ligands (RASSLs) are use...

 Pivalic acidBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: p53 small molecule agonists, cell-based qHTS assay
Source: 824
External Id: P53344
Name: p53 small molecule agonists, cell-based qHTS assay with human liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS233
Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes
Source: 824
Target: tumor suppressor p53 [Homo sapiens]
External Id: P53MS898
Name: Agonist activity at rat GPR41 expressed in Saccharomyces cerevisiae MMY22 co-expressi...
Source: ChEMBL
Target: Free fatty acid receptor 3
External Id: CHEMBL3881355
Total 196, Current Page 1 of 20
1
2
3
4
5

 Synonyms

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

tert-Pentanoic acid
a,a-Dimethylpropionic Acid
Propanoic acid,2,2-dimethyl
2,2-dimethylpropionic acid
EINECS 200-922-5
Acetic acid,trimethyl
MFCD00004194
trimethyl-acetic acid
2,2-Dimethylpropanoic acid
Neopentanoic acid
Pivalic acid
trimethylacetic acid
2,2,2-trimethylacetic acid
2, 2-Dimethylpropanoic acid

 Pivalic acid | FAQ

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

Q: What English synonyms does pivalic acid have?
A: English synonyms of pivalic acid: tert-Pentanoic acid, a,a-Dimethylpropionic Acid, Propanoic acid,2,2-dimethyl, 2,2-dimethylpropionic acid, EINECS 200-922-5, Acetic acid,trimethyl, MFCD00004194, trimethyl-acetic acid, 2,2-Dimethylpropanoic acid, Neopentanoic acid, Pivalic acid, trimethylacetic acid, 2,2,2-trimethylacetic acid, 2, 2-Dimethylpropanoic acid.
Q: How is the water solubility of pivalic acid?
A: Water solubility of pivalic acid: 25 g/L (20 ºC).
Q: What is the boiling point of pivalic acid?
A: Boiling point of pivalic acid is 163-164 ºC.
Q: What is the CAS number of pivalic acid?
A: CAS number of pivalic acid is 75-98-9.
Q: What is the molecular weight of pivalic acid?
A: Molecular weight of pivalic acid is 102.132.
Q: What is the English name of pivalic acid?
A: The English name of pivalic acid is pivalic acid.
Q: What is the InChIKey of pivalic acid?
A: InChIKey of pivalic acid is IUGYQRQAERSCNH-UHFFFAOYSA-N.
Q: What are the storage conditions for pivalic acid?
A: Storage conditions for pivalic acid: 2-8°C.
Q: What is the LogP of pivalic acid?
A: LogP of pivalic acid is 0.94.
Q: What are the upstream materials of pivalic acid?
A: Related upstream materials(CAS) of pivalic acid: 4026-20-4;75-97-8;630-19-3;75-84-3;590-50-1;16474-43-4;999-78-0;630-18-2;1538-75-6;2094-69-1.

 Pivalic acidfactory

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

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical 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.