85873-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85873-99-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,8,7 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 85873-99:
(7*8)+(6*5)+(5*8)+(4*7)+(3*3)+(2*9)+(1*9)=190
190 % 10 = 0
So 85873-99-0 is a valid CAS Registry Number.
85873-99-0Relevant articles and documents
SYNTHESES OF THE A RING ANALOGS OF TRIPTOLIDE AND TRIPDIOLIDE
Tokoroyama, Takashi,Kondo, Akihiro,Ezaki, Yoichiro
, p. 203 - 206 (1983)
The synthesis of an A ring analog of tripdiolide as well as revised procedures for the synthesis of a triptolide analog (isodehydroabietenolide) from dehydroabietic acid via the previously reported intermediate is described.