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138123-29-2

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138123-29-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138123-29-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,1,2 and 3 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 138123-29:
(8*1)+(7*3)+(6*8)+(5*1)+(4*2)+(3*3)+(2*2)+(1*9)=112
112 % 10 = 2
So 138123-29-2 is a valid CAS Registry Number.

138123-29-2Downstream Products

138123-29-2Relevant articles and documents

SYNTHESIS AND REACTIONS OF S,S-DIALKYL TRIMETHYLSILYL DITHIOPHOSPHITES

Al'fonsov, V. A.,Trusenev, A. G.,Batyeva, E. S.,Pudovik, A. N.,Pudovik, M. A.

, p. 1862 - 1869 (2007/10/02)

S,S-Dialkyl-O-trimethylsilyl dithiophosphites (III)-(VI) have been obtained by reacting dialkyl dithiochlorophosphites with bis(trimethylsilyl)acetamide.Compounds (III)-(VI) react with aldehydes in the presence of catalytic amounts of tertiary amines to give S,S-dialkyl-1-trimethylsilyloxyalkyldithiophosphonates (VII)-(IX) and (XII).Hydrolysis of (III) and (V) affords dialkyl dithiophosphites (XVI) and (XVII), which readily add to azomethines and chloral.

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