287177-61-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 287177-61-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,7,1,7 and 7 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 287177-61:
(8*2)+(7*8)+(6*7)+(5*1)+(4*7)+(3*7)+(2*6)+(1*1)=181
181 % 10 = 1
So 287177-61-1 is a valid CAS Registry Number.
287177-61-1Relevant articles and documents
Synthesis and endothelin receptor binding activity of synthetic analogues of RES-1149-2
Kraus, George A.,Wang, Xuemei
, p. 895 - 897 (2000)
A direct synthesis of analogues 6 and 7 is described. The key transformations are the addition of dibromomethyl lithium to a ketone and the subsequent mild hydrolysis to a hemiacetal. (C) 2000 Elsevier Science Ltd. All rights reserved.
