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1281318-51-1

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1281318-51-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1281318-51-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,1,3,1 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1281318-51:
(9*1)+(8*2)+(7*8)+(6*1)+(5*3)+(4*1)+(3*8)+(2*5)+(1*1)=141
141 % 10 = 1
So 1281318-51-1 is a valid CAS Registry Number.

1281318-51-1Relevant articles and documents

An efficient process for the large-scale synthesis of a 2,3,6-trisubstituted indole

Alorati, Anthony D.,Gibb, Andrew D.,Mullens, Peter R.,Stewart, Gavin W.

, p. 1947 - 1952 (2013/03/14)

The efficient synthesis of a key trisubstituted indole intermediate 1 is described. The synthetic route required the use of an aryl Grignard reagent which was not commercially available, and the large-scale formation of this fragment and the thermal evalu

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