298213-33-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 298213-33-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,8,2,1 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 298213-33:
(8*2)+(7*9)+(6*8)+(5*2)+(4*1)+(3*3)+(2*3)+(1*3)=159
159 % 10 = 9
So 298213-33-9 is a valid CAS Registry Number.
298213-33-9Relevant articles and documents
Synthesis of actiketal, a glutarimide antibiotic
Kiyota, Hiromasa,Shimizu, Yuko,Oritani, Takayuki
, p. 5887 - 5890 (2000)
The first synthesis of actiketal (RK-441S), an antibiotic from Streptomyces pulveraceus subsp. epiderstagenes, was achieved from 5,7- dimethylbenzofuran and dimethyl glutaconate via palladium-assisted coupling reaction as a key step. (C) 2000 Elsevier Science Ltd.