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Diisopropyl methylphosphonate

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Diisopropyl methylphosphonate

EINECS 215-896-0
CAS No. 1445-75-6 Density 0.991g/cm3
PSA 45.34000 LogP 2.65930
Solubility Miscible with water. Melting Point 25°C
Formula C7H17 O3 P Boiling Point 214.5°Cat760mmHg
Molecular Weight 180.184 Flash Point 97.7°C
Transport Information N/A Appearance N/A
Safety Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of POx. See also ESTERS and PHOSPHONIC ACID. Risk Codes R22;
Molecular Structure Molecular Structure of 1445-75-6 (DIISOPROPYL METHYLPHOSPHONATE) Hazard Symbols R22:Harmful if swallowed.;
Synonyms

Phosphonicacid, methyl-, bis(1-methylethyl) ester (9CI);Phosphonic acid, methyl-,diisopropyl ester (6CI,7CI,8CI);DIMP;DIMP (phosphonate);Diisopropylmethanephosphonate;Diisopropyl methylphosphonate;O,O-Diisopropylmethylphosphonate;

Article Data 35

Diisopropyl methylphosphonate Chemical Properties

Molecular Structure of Diisopropyl methylphosphonate (CAS NO. 1445-75-6):

EINECS: 215-896-0
Systematic Name: 2-(Isopropoxy-methyl-phosphoryl)oxypropane 
Molecular Formula: C7H17O3P
Molecular Weight: 180.1818
SMILES: O=P(OC(C)C)(OC(C)C)C
InChI: InChI=1/C7H17O3P/c1-6(2)9-11(5,8)10-7(3)4/h6-7H,1-5H3
InChIKey: WOAFDHWYKSOANX-UHFFFAOYAE
H bond acceptors: 3
H bond donors: 0
Freely Rotating Bonds: 4
Index of Refraction: 1.407
Molar Refractivity: 44.76 cm3
Molar Volume: 181.7 cm3
Surface Tension: 27.6 dyne/cm
Density: 0.991 g/cm3
Flash Point: 97.7 °C
Enthalpy of Vaporization: 43.24 kJ/mol
Boiling Point: 214.5 °C at 760 mmHg
Vapour Pressure: 0.227 mmHg at 25 °C
Water Solubility: 7250 mg/L at 25 °C
Refractive Index: 1.4100
BRN: 1761635

Diisopropyl methylphosphonate Toxicity Data With Reference

1.    

orl-rat LD50:826 mg/kg

    40QBA3    Proceedings of the International Congress on Toxicology, Toxicology as a Predictive Science, 1st, Toronto, 1977 Plaa, G.L., andW.A. Duncan, eds.,New York, NY.: Academic Press, Inc.,1978,450.
2.    

orl-mus LD50:1041 mg/kg

    40QBA3    Proceedings of the International Congress on Toxicology, Toxicology as a Predictive Science, 1st, Toronto, 1977 Plaa, G.L., andW.A. Duncan, eds.,New York, NY.: Academic Press, Inc.,1978,450.
3.    

orl-dck LD50:1490 mg/kg

    NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD-A087-257 .
4.    

orl-ctl LD50:750 mg/kg

    NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD-A093-673 .
5.    

orl-mam LD50:503 mg/kg

    NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD-A087-257 .
6.    

orl-brd LD50:1000 mg/kg

    NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD-A087-257 .

Diisopropyl methylphosphonate Consensus Reports

Reported in EPA TSCA Inventory.

Diisopropyl methylphosphonate Safety Profile

Safety Information of Diisopropyl methylphosphonate (CAS NO. 1445-75-6):
Risk Statements: 22
R22:Harmful if swallowed
Safety Statements: 36/37
S36/37:Wear suitable protective clothing and gloves
RTECS: SZ9090000
Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of POx. See also ESTERS and PHOSPHONIC ACID.

Diisopropyl methylphosphonate Specification

  Diisopropyl methylphosphonate with cas registry number of 1445-75-6 is also known as 4-04-00-03501 (Beilstein Handbook Reference) ; DIMP ; Diisopropyl methanephosphonate ; HSDB 6864 ; Bis(1-methylethyl) methylphosphonate ; Methylphosphonic acid bis(1-methylethyl)ester ; Phosphonic acid, P-methyl-, bis(1-methylethyl) ester ; Phosphonic acid, methyl-, bis(1-methylethyl) ester ; Phosphonic acid, methyl-, diisopropyl ester .

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