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211247-52-8

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211247-52-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 211247-52-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,1,2,4 and 7 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 211247-52:
(8*2)+(7*1)+(6*1)+(5*2)+(4*4)+(3*7)+(2*5)+(1*2)=88
88 % 10 = 8
So 211247-52-8 is a valid CAS Registry Number.

211247-52-8Relevant articles and documents

PIPERAZINE COMPOUND CAPABLE OF INHIBITING PROSTAGLANDIN D SYNTHASE

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Page/Page column 16, (2012/01/13)

This invention relates to a piperazine compound represented by Formula (I), wherein R1 is C1-6 alkyl;R2 is hydroxy, C1-6 alkyl that may have one or more substituents, —(C═O)—N(R3)(R4), or —(C═O)—OR5;R3 and R4 are the same or different, and each represents hydrogen or C1-6 alkyl that may have one or more substituents, orR3 and R4, taken together with a nitrogen atom to which R3 and R4 are attached, may form a saturated heterocyclic group;R5 is hydrogen or C1-6 alkyl that may have one or more substituents; andn is 1 or 2;or a salt thereof.

Pyridopyrimidinone derivatives for treatment of neurodegenerative disease

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, (2008/06/13)

This invention provides pyridopyrimidines and 4-aminopyrimidines that are useful for treating cell proliferatives disorders, such as cancer and restenosis. We have now discovered a group of 7,8-dihydro-2 (amino and thio)pyrido[2,3-d]pyrimidines and 2,4-di

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