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68173-20-6

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68173-20-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 68173-20-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,1,7 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 68173-20:
(7*6)+(6*8)+(5*1)+(4*7)+(3*3)+(2*2)+(1*0)=136
136 % 10 = 6
So 68173-20-6 is a valid CAS Registry Number.

68173-20-6Relevant articles and documents

REGIOSELECTIVE SULFENYLATION OF OXIME DIANIONS. A NOVEL AND USEFUL METHOD FOR THE REGIOSELECTIVE RING CLEAVAGE

Hiroi, Kunio,Otsuka, Masahiko,Sato, Shuko

, p. 1907 - 1910 (2007/10/02)

Treatment of the dianions of cyclic ketoximes with diphenyl disulfide underwent a regioselective sulfenylation at the syn α-carbons.Regioselective alkylation of cyclic ketoxime dianions, followed by sulfenylation with diphenyl disulfide, produced α-alkyl-

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