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190783-60-9

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190783-60-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 190783-60-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,7,8 and 3 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 190783-60:
(8*1)+(7*9)+(6*0)+(5*7)+(4*8)+(3*3)+(2*6)+(1*0)=159
159 % 10 = 9
So 190783-60-9 is a valid CAS Registry Number.

190783-60-9Relevant articles and documents

Asymmetric synthesis of (S)-1-methyl-2-cyclohexen-1-ol, a constituent of the aggregation pheromone of Dendroctonus pseudotsugae

Hamon, David P. G.,Tuck, Kellie L.

, p. 4829 - 4835 (2000)

1-Methyl-2-cyclohexen-1-ol has been prepared by a three step synthesis from 1-methylcyclohexene, in greater than 94% e.e., via a 'merged substitution-elimination reaction' between NaSePh and 2-methyl-2- hydroxycyclohexyl p-toluenesulphonate. (C) 2000 Elsevier Science Ltd.

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