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For Sale: Thiophanate Methyl Carbamate Zhejiang Sheng |
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General Info
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Post date:
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January 30, 2007, 7:30 pm |
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Last update:
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January 30, 2007, 7:30 pm |
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Deadline:
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July 29, 2007, 8:30 pm |
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Location
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Country:
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China |
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State:
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Zhejiang Sheng |
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City:
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Hangzhou |
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ZIP/Postal Code:
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310004 |
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Common name thiophanate-methyl (BSI, E-ISO, (m) F-ISO, ANSI, JMAF) Chemical Abstracts name dimethyl [1,2-phenylenebis(iminocarbonothioyl)]bis[carbamate] CAS RN [23564-05-8] EEC no. 245-740-7 Development codes NF 44 (Nippon Soda)
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Details
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PHYSICAL CHEMISTRY
Mol. wt. 342.4 M.f. C12H14N4O4S2 Form Colourless crystals. M.p. 172 ºC (decomp.) V.p. 0.0095 mPa (25 ºC) KOW logP = 1.50 Solubility Practically insoluble in water (23 ºC). In acetone 58.1, cyclohexanone 43, methanol 29.2, chloroform 26.2, acetonitrile 24.4, ethyl acetate 11.9 (all in g/kg, 23 ºC). Slightly soluble in hexane. Stability Stable in neutral, aqueous solution at room temperature. Stable to air and sunlight. Quite stable in acidic solution at room temperature; unstable in alkaline solution; DT50 24.5 h (pH 9, 22 ºC). Formulated product is stable ³2 y below 50 ºC. pKa 7.28
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