The Diethyl methylphosphonate with its cas register number is 683-08-9. It also can be called as Phosphonic acid, methyl-, diethyl ester and the IUPAC Name about this chemical is 1-[ethoxy(methyl)phosphoryl]oxyethane. It belongs to the following product categories, such as C-C Bond Formation, Horner-Wadsworth-Emmons Reagents, Olefination and so on.

Physical properties about Diethyl methylphosphonate are: (1)ACD/LogP: 0.29; (2)ACD/LogD (pH 5.5): 0.29; (3)ACD/LogD (pH 7.4): 0.29; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 34.07; (7)ACD/KOC (pH 7.4): 34.07; (8)#H bond acceptors: 3; (9)#Freely Rotating Bonds: 4; (10)Polar Surface Area: 45.34Ų; (11)Index of Refraction: 1.396; (12)Molar Refractivity: 35.57 cm³; (13)Molar Volume: 147.9 cm³; (14)Polarizability: 14.1x10^-24cm³; (15)Surface Tension: 28.7 dyne/cm; (16)Enthalpy of Vaporization: 41.26 kJ/mol; (17)Vapour Pressure: 0.631 mmHg at 25°C.

Uses of Diethyl methylphosphonate: it can be used to produce (2-oxo-2-thiophen-2-yl-ethyl)-phosphonic acid diethyl ester with thiophene-2-carboxylic acid ethyl ester at temperature of -60 ℃. It will need reagent 1.5M nBuLi, (i-C₃H₇₎₂NLi and solvent hexane, tetrahydrofuran. The yield is about 85%.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable protective clothing, gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CCOP(=O)(C)OCC
(2)InChI: InChI=1S/C5H13O3P/c1-4-7-9(3,6)8-5-2/h4-5H2,1-3H3
(3)InChIKey: NYYLZXREFNYPKB-UHFFFAOYSA-N

The toxicity data is as follows: