Ethylmercaptomethylphosphonic acid dibutyl ester

Modify Date: 2024-01-29 20:05:09

Ethylmercaptomethylphosphonic acid dibutyl ester Structure
Ethylmercaptomethylphosphonic acid dibutyl ester structure
Common Name Ethylmercaptomethylphosphonic acid dibutyl ester
CAS Number 74038-42-9 Molecular Weight 268.35300
Density 1.028g/cm3 Boiling Point 338.5ºC at 760 mmHg
Molecular Formula C11H25O3PS Melting Point N/A
MSDS N/A Flash Point 158.5ºC

 Names

Name 1-[butoxy(ethylsulfanylmethyl)phosphoryl]oxybutane
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.028g/cm3
Boiling Point 338.5ºC at 760 mmHg
Molecular Formula C11H25O3PS
Molecular Weight 268.35300
Flash Point 158.5ºC
Exact Mass 268.12600
PSA 70.64000
LogP 4.52350
Index of Refraction 1.459

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
SZ8535000
CHEMICAL NAME :
Phosphonic acid, ethylthiomethyl-, dibutyl ester
CAS REGISTRY NUMBER :
74038-42-9
LAST UPDATED :
198209
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C11-H25-O3-P-S
MOLECULAR WEIGHT :
268.39
WISWESSER LINE NOTATION :
4OPO&O4&1S2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
56 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04299

 Synonyms

Dibutyl ethylmercaptomethylphosphonate
Phosphonic acid,ethylthiomethyl-,dibutyl ester
ETHYLTHIOMETHYL-PHOSPHONIC ACID DIBUTYL ESTER
dibutyl[(ethylsulfanyl)methyl]phosphonate
Ethylmercaptomethylphosphonic acid dibutyl ester