104261-80-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104261-80-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,2,6 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 104261-80:
(8*1)+(7*0)+(6*4)+(5*2)+(4*6)+(3*1)+(2*8)+(1*0)=85
85 % 10 = 5
So 104261-80-5 is a valid CAS Registry Number.
104261-80-5Relevant academic research and scientific papers
Process for the preparation of an indoline carboxylic acid
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, (2008/06/13)
The invention relates to a novel process for the preparation of the optically pure 2S- or 2R-indolinecarboxylic acid of the formula STR1 and salts thereof. The process comprises forming the heterocyclic 5-membered ring in formula I from an open chain prec
