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129205-84-1

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129205-84-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129205-84-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,2,0 and 5 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 129205-84:
(8*1)+(7*2)+(6*9)+(5*2)+(4*0)+(3*5)+(2*8)+(1*4)=121
121 % 10 = 1
So 129205-84-1 is a valid CAS Registry Number.

129205-84-1Downstream Products

129205-84-1Relevant articles and documents

syn-Selective Aldol Reaction of Propynal-Hexacarbonylcobalt Complexes with Ketene Silyl Acetals

Mukai, Chisato,Suzuki, Kimimasa,Nagami, Kazuyoshi,Hanaoka, Miyoji

, p. 141 - 146 (2007/10/02)

3-Phenylpropynal-hexacarbonylcobalt complex, prepared from 3-phenylpropynal with octacarbonylcobalt, afforded on treatment with the seven-membered ketene trimethylsilyl acetal the syn-aldol product in a highly stereoselective manner.Similar exposure of th

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