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Substance Name: Trimethyl phosphate
RN: 512-56-1
UNII: Z1E45TMW1Z
InChIKey: WVLBCYQITXONBZ-UHFFFAOYSA-N

Note

  • Request from searcher.

Molecular Formula

  • C3-H9-O4-P

Molecular Weight

  • 140.0741
 

Classification Codes

  • Agricultural Chemical
  • Insect Attractant, Repellent and Chemosterilant
  • Mutation Data
  • Reproductive Effect
  • Tumor Data
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Names and Synonyms

Name of Substance

  • Trimethyl phosphate

Synonyms

  • AI3-05905
  • CCRIS 610
  • EINECS 208-144-8
  • HSDB 5090
  • NCI-C03781
  • NSC 58985
  • O,O,O-Trimethyl phosphate
  • Phosphate, trimethyl-
  • Phosphoric acid, trimethyl ester
  • TMP
  • TMPA
  • TMPO
  • Trimethoxyphosphine oxide
  • Trimethyl orthophosphate
  • Trimethyl phosphate
  • Trimethylfosfat
  • Trimethylfosfat [Czech]
  • UNII-Z1E45TMW1Z

Systematic Names

  • Phosphoric acid, trimethyl ester
  • Trimethyl phosphate
  • Trimethylphosphate

Superlist Names

  • Phosphoric acid, trimethyl ester
  • Trimethyl phosphate
  • Trimethylphosphate

Registry Numbers

CAS Registry Number

  • 512-56-1

FDA UNII

  • Z1E45TMW1Z

Other Registry Number

  • 91316-44-8

System Generated Number

  • 0000512561

Structure Descriptors

InChI

1S/C3H9O4P/c1-5-8(4,6-2)7-3/h1-3H3

InChIKey

WVLBCYQITXONBZ-UHFFFAOYSA-N

Smiles

P(=O)(OC)(OC)OC

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 1676mg/kg (1676mg/kg)   "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1129, 1986.
mouse LD50 intraperitoneal 2250mg/kg (2250mg/kg)   Therapie. Vol. 15, Pg. 237, 1960.
mouse LD50 oral 1470mg/kg (1470mg/kg)   Progress Report for Contract No. NIH-NCI-E-C-72-3252, Submitted to the National Cancer Institute by Litton Bionetics, Inc. Vol. NCI-E-C-72-3252, Pg. 1973,
mouse LD50 unreported 540mg/kg (540mg/kg) BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Gigiena Naselennykh Mest. Hygiene in Populated Places. Vol. 17, Pg. 37, 1978.
quail LD50 oral 750mg/kg (750mg/kg)   Journal of Reproduction and Fertility. Vol. 48, Pg. 371, 1976.
rabbit LD50 oral 1275mg/kg (1275mg/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: MUSCLE WEAKNESS

BEHAVIORAL: TREMOR
Journal of Pharmacology and Experimental Therapeutics. Vol. 88, Pg. 338, 1946.
rabbit LD50 skin 2830uL/kg (2.83mL/kg)   American Industrial Hygiene Association Journal. Vol. 30, Pg. 470, 1969.
rat LD50 oral 840mg/kg (840mg/kg)   Progress Report for Contract No. NIH-NCI-E-C-72-3252, Submitted to the National Cancer Institute by Litton Bionetics, Inc. Vol. NCI-E-C-72-3252, Pg. 1973,
rat LD50 unreported 500mg/kg (500mg/kg) BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY)

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Gigiena Naselennykh Mest. Hygiene in Populated Places. Vol. 17, Pg. 37, 1978.
rat LDLo intraperitoneal 800mg/kg (800mg/kg) GASTROINTESTINAL: OTHER CHANGES

BEHAVIORAL: GENERAL ANESTHETIC
Journal of Pharmacy and Pharmacology. Vol. 11, Pg. 150, 1959.
rat LDLo intravenous 2400mg/kg (2400mg/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: MUSCLE WEAKNESS

BEHAVIORAL: GENERAL ANESTHETIC
Nature. Vol. 179, Pg. 154, 1957.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -4.60E+01 deg C   EXP
Boiling Point 197.2 deg C   EXP
log P (octanol-water) -0.65 (none)   EXP
Water Solubility 5.00E+05 mg/L 25 EXP
Henry's Law Constant 7.20E-09 atm-m3/mole 20 EXP
Atmospheric OH Rate Constant 7.37E-12 cm3/molecule-sec 25 EXP

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