655231-89-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 655231-89-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,5,2,3 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 655231-89:
(8*6)+(7*5)+(6*5)+(5*2)+(4*3)+(3*1)+(2*8)+(1*9)=163
163 % 10 = 3
So 655231-89-3 is a valid CAS Registry Number.
655231-89-3Relevant articles and documents
7-Methyl trimethoprim analogues as inhibitors of the folate metabolizing enzymes
Gangjee, Aleem,Lin, Xin,Queener, Sherry F.
, p. 507 - 512 (2007/10/03)
A series of 5-(1-phenylethyl)pyrimidines 2-10 (Table I) were designed and synthesized as potent and selective inhibitors of Pneumocystis carinii (P. carinii), Toxoplasma gondii (T. gondii) and Mycobacterium avium (M. avium) dihydrofolate reductases (DHFR)
