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143836-21-9

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143836-21-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143836-21-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,8,3 and 6 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 143836-21:
(8*1)+(7*4)+(6*3)+(5*8)+(4*3)+(3*6)+(2*2)+(1*1)=129
129 % 10 = 9
So 143836-21-9 is a valid CAS Registry Number.

143836-21-9Downstream Products

143836-21-9Relevant articles and documents

Convenient synthesis of 4,6-O-pyruvate acetal containing glycosides via tetraisopropyldisiloxanediyl protected sugars

Ziegler,Eckhardt,Neumann,Birault

, p. 1013 - 1017 (2007/10/02)

Treatment of alkyl D-glycopyranosides and alkyl or phenyl 1-thio-β-D-glycopyranosides 1 with 1,3-dichloro-1,1,3,3-tetraisopropyldisiloxane gave the corresponding 4,6-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl) protected glycosides 2 which were subsequen

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