n-Butyl lactate
Suppliers
Names
[ CAS No. ]:
138-22-7
[ Name ]:
n-Butyl lactate
[Synonym ]:
Propanoic acid, 2-hydroxy-, butyl ester
UNII:0UI63W814U
MFCD00004519
n-Butyl lactate
Lactic Acid Butyl Ester
Butyl 2-hydroxypropanoate
EINECS 205-316-4
Butyl 2-Hydroxypropionate
Butyl Lactate
Chemical & Physical Properties
[ Density]:
1.0±0.1 g/cm3
[ Boiling Point ]:
189.4±8.0 °C at 760 mmHg
[ Melting Point ]:
−28 °C(lit.)
[ Molecular Formula ]:
C7H14O3
[ Molecular Weight ]:
146.184
[ Flash Point ]:
69.4±0.0 °C
[ Exact Mass ]:
146.094299
[ PSA ]:
46.53000
[ LogP ]:
0.88
[ Vapour density ]:
5.04 (vs air)
[ Vapour Pressure ]:
0.2±0.8 mmHg at 25°C
[ Index of Refraction ]:
1.432
[ Water Solubility ]:
42 g/L (25 ºC)
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- OD4025000
- CHEMICAL NAME :
- Lactic acid, butyl ester
- CAS REGISTRY NUMBER :
- 138-22-7
- BEILSTEIN REFERENCE NO. :
- 1721597
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 21
- MOLECULAR FORMULA :
- C7-H14-O3
- MOLECULAR WEIGHT :
- 146.21
- WISWESSER LINE NOTATION :
- QY1&VO4
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- 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: 17,727,1979 ** ACUTE TOXICITY DATA **
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- 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: 17,727,1979
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 12 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NPIRI* Raw Material Data Handbook, Vol.1: Organic Solvents, 1974. (National Assoc. of Printing Ink Research Institute, Francis McDonald Sinclair Memorial Laboratory, Lehigh Univ., Bethlehem, PA 18015) Volume(issue)/page/year: 1,15,1974
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 11 gm/kg
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea
- REFERENCE :
- FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,727,1979
- 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
- REFERENCE :
- FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,727,1979 *** REVIEWS *** ACGIH TLV-TWA 30 mg/m3 (5 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 1 ppm (5 mg/m3) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,33,1971 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 5 ppm (25 mg/m3) JAN 1993 OEL-BELGIUM:TWA 5 ppm (30 mg/m3) JAN 1993 OEL-DENMARK:TWA 5 ppm (25 mg/m3) JAN 1993 OEL-FINLAND:TWA 1 ppm (6 mg/m3);STEL 3 ppm (18 mg/m3) JAN 1993 OEL-FRANCE:TWA 5 ppm (25 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 5 ppm (25 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 5 ppm (30 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 5 ppm (25 mg/m3) JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO n-BUTYL LACTATE-air:10H TWA 5 ppm REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1128 No. of Facilities: 242 (estimated) No. of Industries: 8 No. of Occupations: 10 No. of Employees: 3107 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1128 No. of Facilities: 170 (estimated) No. of Industries: 9 No. of Occupations: 15 No. of Employees: 5342 (estimated) No. of Female Employees: 1381 (estimated)
Safety Information
[ Symbol ]:
GHS07
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H315-H319-H335
[ Precautionary Statements ]:
P261-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-S37/39
[ WGK Germany ]:
2
[ RTECS ]:
OD4025000
[ Packaging Group ]:
I; II; III
[ HS Code ]:
2918110000
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2918110000
[ Summary ]:
2918110000. lactic acid, its salts and esters. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%
Articles
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Diflunisal is a NSAID used in acute and long term management of pain and inflammation associated with osteoarthritis, rheumatoid arthritis and symptoms of primary dysmenorrhea. However, its oral use i...
Int. J. Nanomedicine 10 , 4459-78, (2015)
In this study, an optimized nanodispersible oral dosage form (containing a lactate ester) was developed for cilostazol (CZL). CZL is a phosphodiesterase inhibitor used for intermittent claudication. W...
Int. J. Pharm. 257(1-2) , 153-60, (2003)
A preparation method for nanoparticles based on the emulsification of a butyl lactate or benzyl alcohol solution of a solid lipid in an aqueous solution of different emulsifiers, followed by dilution ...