2-Pyrrolidinone

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Names

[ CAS No. ]:
616-45-5

[ Name ]:
2-Pyrrolidinone

[Synonym ]:
2-Pyrrolidinone
1-azacyclopentan-2-one
azacyclopentan-2-one
pyrrolidin-2-one
pyrrolidinone
2-oxopyrrolidine
α-pyrrolidone
MFCD00005270
Pyrrolidin-2-on
pyrrolidone
Tetrahydropyrrolone
2-Pyrrolidone
EINECS 210-483-1
Piracetam Impurity 1

Chemical & Physical Properties

[ Density]:
1.103

[ Boiling Point ]:
250 ºC

[ Melting Point ]:
25.5 ºC

[ Molecular Formula ]:
C₄H₇NO

[ Molecular Weight ]:
85.104

[ Flash Point ]:
138 ºC

[ Exact Mass ]:
85.052765

[ PSA ]:
29.10000

[ LogP ]:
-1.01

[ Vapour density ]:
2.9 (vs air)

[ Vapour Pressure ]:
0.1±0.8 mmHg at 25°C

[ Index of Refraction ]:
1.486-1.488

[ Storage condition ]:
2-8°C

[ Water Solubility ]:
miscible

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UY5715000

CHEMICAL NAME :: 2-Pyrrolidinone

CAS REGISTRY NUMBER :: 616-45-5

LAST UPDATED :: 199710

DATA ITEMS CITED :: 11

MOLECULAR FORMULA :: C4-H7-N-O

MOLECULAR WEIGHT :: 85.12

WISWESSER LINE NOTATION :: T5MVTJ

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 :: 8 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 160 mg/kg

TOXIC EFFECTS :: Behavioral - coma Lungs, Thorax, or Respiration - dyspnea

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3700 mg/kg

TOXIC EFFECTS :: Behavioral - changes in motor activity (specific assay) Lungs, Thorax, or Respiration - respiratory depression Nutritional and Gross Metabolic - body temperature decrease

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 10 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 6500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :: Sex chromosome loss and nondisjunction

TEST SYSTEM :: Yeast - Saccharomyces cerevisiae

DOSE/DURATION :: 352200 umol/L

REFERENCE :: EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 11,31,1988 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1513 No. of Facilities: 465 (estimated) No. of Industries: 7 No. of Occupations: 15 No. of Employees: 2456 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1513 No. of Facilities: 35 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 1215 (estimated) No. of Female Employees: 260 (estimated)

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H319

[ Precautionary Statements ]:
P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xn

[ Risk Phrases ]:
22

[ Safety Phrases ]:
S24/25

[ RIDADR ]:
2810

[ WGK Germany ]:
1

[ RTECS ]:
UY5715000

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1(b)

[ HS Code ]:
2933790090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

Maleimide
Diammonium succinate
Succinimide
1-Benzoylpyrrolidin-2-one
4-Amino-1-butanol
Ethyl 4-aminobutanoate
carbon monoxide
Allylamine
N-CBZ-2-Pyrrolidinone
Butanamide, 4-chloro-

DownStream

1-Pyrrolidinecarboxylicacid,2-ethoxy-,1,1-dimethylethylester(9CI)
1-[(2E,6E)-3,7,11-trimethyldodeca-2,6,10-trienyl]pyrrolidin-2-one
Butanoic acid,4-[(2,4-dinitrophenyl)amino]-
1-(chloromethyl)pyrrolidin-2-one
(2-oxopyrrolidin-1-yl)methyl acetate
1-Isopropyl-2-pyrrolidinone
1-Propyl-2-pyrrolidinone
1-Butylpyrrolidin-2-one
N-CBZ-2-Pyrrolidinone
benzyl 2-(2-oxopyrrolidin-1-yl)acetate

Customs

[ HS Code ]: 2933790090

[ Summary ]:
2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

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