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185248-59-3

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185248-59-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 185248-59-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,5,2,4 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 185248-59:
(8*1)+(7*8)+(6*5)+(5*2)+(4*4)+(3*8)+(2*5)+(1*9)=163
163 % 10 = 3
So 185248-59-3 is a valid CAS Registry Number.

185248-59-3Relevant articles and documents

An efficient synthetic method for β-cyclolavandulal and its corresponding alcohol

Oda, Mitsunori,Isobe, Atsushi,Hayashi, Masashi,Miyatake, Ryuta,Shimao, Ichiro,Kuroda, Shigeyasu

, p. 438 - 440 (2007/10/03)

3,3-Dimethylcyclohexanone (5) was efficiently converted to methyl β-cyclolavandulate (6) in 74% yield in three steps, one of which included the preparation of β-methyl α,β-unsaturated esters by coupling lithium dimethylcuprate with enol phosphates of β-ox

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