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639855-30-4

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639855-30-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 639855-30-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,9,8,5 and 5 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 639855-30:
(8*6)+(7*3)+(6*9)+(5*8)+(4*5)+(3*5)+(2*3)+(1*0)=204
204 % 10 = 4
So 639855-30-4 is a valid CAS Registry Number.

639855-30-4Relevant articles and documents

NEW USE OF PYRIMIDINE - OR TRIAZINE- 2-CARBONITILES FOR TREATING DISEASES ASSOCIATED WITH CYSTEINE PROTEASE ACTIVITY AND NOVEL PYRIMIDINE-2-CARBONITILE DERIVATIVES

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Page 18, (2010/02/05)

The present invention therefore provides use of a compound of formula (I) and compositions for treating diseases associated with cysteine protease activity. The compounds are reversible inhibitors of cysteine proteases S, K, F, L and B. Of particular inte

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