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Substance Name: Tetramethyl lead
RN: 75-74-1
UNII: C7J62Z32IW
InChIKey: XOOGZRUBTYCLHG-UHFFFAOYSA-N

Molecular Formula

  • C4-H12-Pb

Molecular Weight

  • 267.339
 

Classification Codes

Classification Codes

  • Organometallic
  • Reproductive Effect

Superlist Classification Codes

  • Threshold Planning Quantity (TPQ) = 100 lb
  • TWA 0.075 mg/m3; skin
  • TWA 0.15 mg/m3; skin
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Names and Synonyms

Name of Substance

  • Tetramethyl lead
  • Tetramethyllead

Synonyms

  • 4-04-00-04348 (Beilstein Handbook Reference)
  • BRN 3902986
  • CCRIS 5940
  • EINECS 200-897-0
  • HSDB 1677
  • Lead, tetramethyl-
  • Piombo tetra-metile
  • Piombo tetra-metile [Italian]
  • Plumbane, tetramethyl-
  • Tetramethyl lead
  • Tetramethyllead
  • Tetramethylolovo
  • Tetramethylolovo [Czech]
  • Tetramethylplumbane
  • UNII-C7J62Z32IW

Systematic Names

  • Plumbane, tetramethyl-
  • Tetramethyl lead
  • Tetramethyllead

Superlist Names

  • Lead tetramethyl
  • Plumbane, tetramethyl-
  • Tetramethyl lead
  • Tetramethyllead

Registry Numbers

CAS Registry Number

  • 75-74-1

FDA UNII

  • C7J62Z32IW

System Generated Number

  • 0000075741

Structure Descriptors

InChI

1S/4CH3.Pb/h4*1H3;

InChIKey

XOOGZRUBTYCLHG-UHFFFAOYSA-N

Smiles

[Pb](C)(C)(C)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 109mg/kg (109mg/kg)   Gekkan Yakuji. Pharmaceuticals Monthly. Vol. 22, Pg. 455, 1980.
mouse LC50 inhalation 8500mg/m3/30M (8500mg/m3)   "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1258, 1986.
rabbit LDLo intravenous 90mg/kg (90mg/kg)   Journal of Pharmacology and Experimental Therapeutics. Vol. 38, Pg. 161, 1930.
rabbit LDLo intravenous 90mg/kg (90mg/kg) BEHAVIORAL: MUSCLE WEAKNESS

SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE
Journal of Pharmacology and Experimental Therapeutics. Vol. 38, Pg. 161, 1930.
rabbit LDLo oral 24mg/kg (24mg/kg)   Sangyo Igaku. Japanese Journal of Industrial Health. Vol. 15, Pg. 3, 1973.
rabbit LDLo skin 3391mg/kg (3391mg/kg)   Sangyo Igaku. Japanese Journal of Industrial Health. Vol. 15, Pg. 3, 1973.
rat LC inhalation > 9840mg/m3/1H (9840mg/m3)   British Journal of Industrial Medicine. Vol. 18, Pg. 277, 1961.
rat LD50 intraperitoneal 90mg/kg (90mg/kg)   Medicina del Lavoro. Industrial Medicine. Vol. 54, Pg. 486, 1963.
rat LD50 intravenous 88mg/kg (88mg/kg)   Medicina del Lavoro. Industrial Medicine. Vol. 54, Pg. 486, 1963.
rat LD50 oral 105mg/kg (105mg/kg)   Medicina del Lavoro. Industrial Medicine. Vol. 54, Pg. 486, 1963.
rat LD50 parenteral 105mg/kg (105mg/kg)   Annals of Occupational Hygiene. Vol. 3, Pg. 226, 1961.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -2.75E+01 deg C   EXP
Boiling Point 110 deg C   EXP
log P (octanol-water) 2.97 (none)   EXP
Water Solubility 15 mg/L 25 EXP
Vapor Pressure 26 mm Hg 25 EXP
Henry's Law Constant 0.610 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 4.60E-12 cm3/molecule-sec 25 EXP

Physical property data is provided to ChemIDplus by SRC, Inc.