115802-81-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115802-81-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,8,0 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 115802-81:
(8*1)+(7*1)+(6*5)+(5*8)+(4*0)+(3*2)+(2*8)+(1*1)=108
108 % 10 = 8
So 115802-81-8 is a valid CAS Registry Number.
115802-81-8Relevant articles and documents
A short and efficient synthesis of the C-3 to C-10 portion of the maytansinoids
Hodgson,Parsons,Stones
, p. 4133 - 4142 (2007/10/02)
The cyclic carbamate (3), a key intermediate in our projected synthesis of trenudine (2), has been synthesised from 3,4-epoxycyclohexene (4) by ozonolytic cleavage of the cyclopentene (9) as a key step.