Chemical Properties of Fenthion (CAS 55-38-9)

InChI

InChI=1S/C10H15O3PS2/c1-8-7-9(5-6-10(8)16-4)13-14(15,11-2)12-3/h5-7H,1-4H3

InChI Key

PNVJTZOFSHSLTO-UHFFFAOYSA-N

Formula

C10H15O3PS2

SMILES

COP(=S)(OC)Oc1ccc(SC)c(C)c1

Molecular Weight¹

278.33

CAS

55-38-9

Other Names

• 4-Methylmercapto-3-methylphenyl dimethyl thiophosphate
• B 29493
• BAY 29493
• Baycid
• Bayer 29493
• Bayer 9007
• Bayer S-1752
• Baytex
• Dmtp
• ENT 25,540
• ENT 25540
• Entex
• Fenthion 4E
• Fenthion-methyl
• Fenthione
• Lebaycid
• MPP
• MPP (Pestiide)
• Mercaptophos
• NCI-C08651
• O,O-Dimethyl O-(3-methyl-4-methylmercaptophenyl)phosphorothioate
• O,O-Dimethyl O-(4-(methylthio)-m-tolyl) phosphorothioate
• O,O-Dimethyl O-(4-methylthio-3-methylphenyl) phosphorothioate
• O,O-Dimethyl O-4-(methylmercapto)-3-methylphenyl phosphorothioate
• O,O-Dimethyl O-[3-methyl-4-(methylthio)phenyl]phosphorothioate
• O,O-Dimethyl-O-(3-methyl-4-methylthio-fenyl)-monothiofosfaat
• O,O-Dimethyl-O-(3-methyl-4-methylthio-phenyl)-thionophosphate
• O,O-Dimethyl-O-(3-methyl-4-methylthiophenyl)-monothiophosphate
• O,O-Dimethyl-O-4-(methylmercapto)-3-methylphenyl thiophosphate
• O,O-Dimetil-O-(3-metil-4-metiltio-fenil)-monotiofosfato
• O,O-dimethyl-O-[3-methyl-4-(methylthio)phenyl]thiophosphate
• OMS 2
• Phenthion
• Phosphorothioic acid, O,O-dimethyl O-[3-methyl-4-(methylthio)phenyl] ester
• Phosphorothioic acid, O,O-dimethyl O-[4-(methylthio)-m-tolyl] ester
• Queletox
• S 1752
• Spotton
• Sulfidophos
• Talodex
• Thiophosphate de O,O-dimethyle et de O-(3-methyl-4-methylthiophenyle)
• Tiguvon
• m-Cresol, 4-(methylthio)-, O-ester with O,O-dimethyl phosphorothioate

• Δ_vapH : Enthalpy of vaporization at a given temperature (kJ/mol).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_vap : Vapor pressure (kPa).
• I_np : Non-polar retention indices.
• I : Polar retention indices.
• T_fus : Normal melting (fusion) point (K).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
log10WS	[-4.57; -4.57]
log10WS	-4.57		Aq. Sol...
log10WS	-4.57		Estimat...
logPoct/wat	3.613		Crippen Calculated Property
McVol	198.770	ml/mol	McGowan Calculated Property
Inp	[1917.00; 2009.00]
Inp	1920.00		NIST
Inp	1941.00		NIST
Inp	1957.00		NIST
Inp	2000.00		NIST
Inp	1981.00		NIST
Inp	1976.00		NIST
Inp	1983.00		NIST
Inp	1919.00		NIST
Inp	1918.00		NIST
Inp	1940.00		NIST
Inp	2009.00		NIST
Inp	1930.00		NIST
Inp	1987.00		NIST
Inp	1990.00		NIST
Inp	1981.00		NIST
Inp	1937.00		NIST
Inp	1917.00		NIST
Inp	1981.00		NIST
Inp	1957.00		NIST
Inp	2009.00		NIST
I	2944.00		NIST
Tfus	280.40	K	Aq. Sol...

Temperature Dependent Properties

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[1.33; 202.64]	kPa	[497.91; 686.96]	The Yaw...
Equation			ln(Pvp) = A + B/(T + C)
Coefficient A			1.85432e+01
Coefficient B			-9.08968e+03
Temperature range, min.			497.91
Temperature range, max.			686.96
Pvap	1.33	kPa	497.91	Calculated Property
Pvap	2.79	kPa	518.92	Calculated Property
Pvap	5.52	kPa	539.92	Calculated Property
Pvap	10.36	kPa	560.93	Calculated Property
Pvap	18.60	kPa	581.93	Calculated Property
Pvap	32.06	kPa	602.94	Calculated Property
Pvap	53.25	kPa	623.94	Calculated Property
Pvap	85.59	kPa	644.95	Calculated Property
Pvap	133.50	kPa	665.95	Calculated Property
Pvap	202.64	kPa	686.96	Calculated Property

Similar Compounds

Find more compounds similar to Fenthion.

Sources

• Crippen Method
• Aqueous Solubility Prediction Method
• Estimated Solubility Method
• McGowan Method
• NIST Webbook
• The Yaws Handbook of Vapor Pressure

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