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142-64-3

142-64-3 structure
142-64-3 structure

Name Piperazine Dihydrochloride Monohydrate
Synonyms Piperazine Dihydrochloride
MFCD00012754
EINECS 205-551-2
Density 1.92g/cm3
Boiling Point 149.3ºC at 760 mmHg
Melting Point 248-250
Molecular Formula C4H12Cl2N2
Molecular Weight 159.05700
Flash Point 49.7ºC
Exact Mass 158.03800
PSA 24.06000
LogP 1.44080

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TL4025000
CHEMICAL NAME :
Piperazine, dihydrochloride
CAS REGISTRY NUMBER :
142-64-3
LAST UPDATED :
199712
DATA ITEMS CITED :
18
MOLECULAR FORMULA :
C4-H10-N2.2Cl-H
MOLECULAR WEIGHT :
159.08
WISWESSER LINE NOTATION :
T6M DMTJ &GH 2

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 :
4900 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GUCHAZ Guide to the Chemicals Used in Crop Protection. (Information Canada, 171 Slater St., Ottawa, Ont., Canada) Volume(issue)/page/year: 6,416,1973
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1970 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
JJPAAZ Japanese Journal of Pharmacology. (Japanese Pharmacological Soc., c/o Dept. of Pharmacology, Faculty of Medicine, Kyoto Univ., Sakyo-ku, Kyoto 606, Japan) V.1- 1951- Volume(issue)/page/year: 17,475,1967
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2030 mg/kg
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 4,649,1954 *** REVIEWS *** ACGIH TLV-TWA 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: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** OSHA PEL (Construc):skin CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 5 mg/m3 JAN 1993 OEL-BELGIUM:TWA 5 mg/m3 JAN 1993 OEL-DENMARK:TWA 5 mg/m3 JAN 1993 OEL-FRANCE:TWA 5 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 5 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 5 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 PIPERAZINE-air:10H TWA 5.0 mg/m3 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 - 80559 No. of Facilities: 68 (estimated) No. of Industries: 1 No. of Occupations: 5 No. of Employees: 1284 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 80559 No. of Facilities: 163 (estimated) No. of Industries: 1 No. of Occupations: 12 No. of Employees: 5730 (estimated)
Symbol GHS08
GHS08
Signal Word Danger
Hazard Statements H315-H317-H319-H334-H361fd-H412
Precautionary Statements P261-P280-P284-P304 + P340-P305 + P351 + P338-P342 + P311
Hazard Codes Xn
Risk Phrases R36/37/38
Safety Phrases S22-S26-S36/37
RIDADR UN2579
RTECS TL4025000

~80%

142-64-3 structure

142-64-3

Literature: Knudsen, Kristian Rahbek; Holden, John; Ley, Steven V.; Ladlow, Mark Advanced Synthesis and Catalysis, 2007 , vol. 349, # 4-5 p. 535 - 538

~80%

142-64-3 structure

142-64-3

Literature: Lorentz-Petersen, Linda L. R.; Nordstrom, Lars Ulrik; Madsen, Robert European Journal of Organic Chemistry, 2012 , # 34 p. 6752 - 6759

~0%

142-64-3 structure

142-64-3

Literature: Chemistry of Heterocyclic Compounds (New York, NY, United States), , vol. 20, # 6 p. 672 - 675 Khimiya Geterotsiklicheskikh Soedinenii, , vol. 20, # 6 p. 823 - 826

~%

142-64-3 structure

142-64-3

Literature: Acta Poloniae Pharmaceutica, , vol. 15, p. 351,352 Chem.Abstr., , p. 8151

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Detail
Literature: Bulletin des Societes Chimiques Belges, , vol. 58, p. 103,104