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4964-14-1

Basic Information
CAS No.: 4964-14-1
Name: TRIMETHYLARSINE OXIDE
Article Data: 11
Molecular Structure:
Molecular Structure of 4964-14-1 (TRIMETHYLARSINE OXIDE)
Formula: C3H9 As O
Molecular Weight: 136.025
Synonyms: Trimethylarsineoxide; Trimethylarsinoxide
Boiling Point: 170.7 °C at 760 mmHg
Flash Point: 56.4 °C
Risk Codes: R11; R23/25; R50/53
Safety: Low toxicity by ingestion. Mutation data reported. When heated to decomposition it emits toxic vapors of As.
PSA: 17.07000
LogP: 1.25180
Synthetic route

sodium (methyl)(aquo)cobyrinate perchlorate

4964-14-1

trimethylarsine oxide

Conditions
ConditionsYield
With GLUTATHIONE; arsenic(III) trioxide at 100℃; for 2h; pH=8; aq. buffer;99%

methylcobalamin

arsenic(III) trioxide

4964-14-1

trimethylarsine oxide

Conditions
ConditionsYield
With GLUTATHIONE In water at 100℃; for 2h; pH=8; Product distribution / selectivity; Tris-HCl buffer solution;97%

methylcobalamine

4964-14-1

trimethylarsine oxide

Conditions
ConditionsYield
With GLUTATHIONE; arsenic(III) trioxide at 100℃; for 2h; pH=8; aq. buffer;97%

methylcobalamin

arsenic(III) trioxide

A

monomethylarsinic acid

B

418758-51-7

cacodyloxide

C

4964-14-1

trimethylarsine oxide

Conditions
ConditionsYield
With GLUTATHIONE In water at 100℃; for 2h; pH=8; Product distribution / selectivity; Tris-HCl buffer solution;A 6%
B 14%
C 79%
With GLUTATHIONE In water at 100℃; for 2h; pH=8; Product distribution / selectivity; Tris-HCl buffer solution;A 41%
B 30%
C 15%
593-88-4

trimethylarsine

4964-14-1

trimethylarsine oxide

Conditions
ConditionsYield
With sulfuric acid at 150 - 250℃;
With oxygen
With diethyl ether; bromine Behandlung des Reaktionsprodukts mit wss.K2CO3-Loesung;
593-88-4

trimethylarsine

A

4964-14-1

trimethylarsine oxide

B

75-60-5

Dimethylarsinic acid

Conditions
ConditionsYield
With air
With diethyl ether
503-80-0

bis-{dimethylarsenic}-oxide

4964-14-1

trimethylarsine oxide

Conditions
ConditionsYield
With water; oxygen
503-80-0

bis-{dimethylarsenic}-oxide

74-88-4

methyl iodide

4964-14-1

trimethylarsine oxide

Conditions
ConditionsYield
With methanol; sodium hydroxide
593-88-4

trimethylarsine

7664-93-9

sulfuric acid

4964-14-1

trimethylarsine oxide

Conditions
ConditionsYield
at 250℃;
593-88-4

trimethylarsine

oxygen

oxygen

4964-14-1

trimethylarsine oxide

Downstream Products
64436-13-1
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  • TRIMETHYLARSINE OXIDE

  • Casno:

    4964-14-1

    TRIMETHYLARSINE OXIDE

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    TRIMETHYLARSINE OXIDE

    Argus Chemicals srl is a Rare & Fine Chemicals company in Vernio (North of Florence), Italy . The company was started in 1985 by Dr. Enrico Ammannati to produce chemicals for the

  • Argus Chemicals SRL

    Italy  |  Contact Details

    Business Type:Trading Company

    Tel:+39 0574 938255

    Address:Via del Molin Nuovo 10 59024 Vernio (PO) Italy

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Chemistry

IUPAC Name: Dimethylarsorylmethane 
Molecular Formula: C3H9AsO
Molecular Weight: 136.04
Boiling Point: 170.7 °C at 760 mmHg
Flash Point: 56.4 °C 
Freely Rotating Bonds: 0
Polar Surface Area: 17.07 Å2
Enthalpy of Vaporization: 39.03 kJ/mol
Vapour Pressure: 1.93 mmHg at 25°C 
The Cas Register Number of Trimethylarsine oxide is 4964-14-1.The chemical synonyms of Trimethylarsine oxide (CAS NO.4964-14-1) are Arsorane, trimethyl-, oxide ; Trimethylarsane oxide ; (CH3)3As=O ; Arsine oxide, trimethyl- ; Arsine, trimethyl-, oxide ; C052920 ; Trimethyl Arsine Oxide ; Trimethylarsine oxide .The molecular structure of Trimethylarsine oxide (CAS NO.4964-14-1) is.

Uses

 Trimethylarsine oxide (CAS NO.4964-14-1) is used as pharmaceutical intermediate.

Toxicity Data With Reference

1.    

cyt-hmn-fbr 3700 µmol/L

    MUREAV    Mutation Research. 357 (1996),123.
2.    

orl-mus LD50:10,600 mg/kg

    JAFCAU    Journal of Agricultural and Food Chemistry. 45 (1997),449.

Safety Profile

Low toxicity by ingestion. Mutation data reported. When heated to decomposition it emits toxic vapors of As.
Hazard Codes: ToxicT,DangerousN
Risk Statements: 11-23/25-50/53 
R11: Highly flammable. 
R23/25: Toxic by inhalation and if swallowed. 
R50/53: Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements: 3/7-9-23-45-61-60-28-20/21 
S3/7: Keep container tightly closed in a cool place .
S9: Keep container in a well-ventilated place. 
S23: Do not breathe vapour. 
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S61: Avoid release to the environment. Refer to special instructions / safety data sheets. 
S60: This material and its container must be disposed of as hazardous waste. 
S28: After contact with skin, wash immediately with plenty of soap-suds. 
S20/21: When using, do not eat, drink or smoke .
RIDADR: 1992
RTECS: CH8800000
HazardClass: 4.2
PackingGroup: I