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637353-31-2

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637353-31-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 637353-31-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,7,3,5 and 3 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 637353-31:
(8*6)+(7*3)+(6*7)+(5*3)+(4*5)+(3*3)+(2*3)+(1*1)=162
162 % 10 = 2
So 637353-31-2 is a valid CAS Registry Number.

637353-31-2Downstream Products

637353-31-2Relevant articles and documents

CHEMICAL COMPOUNDS

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Page 62, (2010/02/05)

A compound of formula (I) or a pharmaceutically acceptable salt, solvate, or hydrolysable ester thereof, .Wherein:R1 and R2 are independently hydrogen or C1-3 alkyl;X represents a bond, CH2 or O;R3 and R4 are independently hydrogen, C1-6 alkyl, OCH3, CF3, allyl or halogen;X1 is CH2, SO2, or CO;R5 is -C1-6 alkyl (optionally substituted by C1-6alkoxy or C1-6alkylthio), -C2-6 alkenyl, -C0-6 alkyl phenyl (wherein the phenyl is optionally substituted by one or more CF3, halogen, C1-3 alkyl, C1-3 alkoxy), -COC1-6 alkyl, SO2C1-6 alkyl ;R6 is phenyl or a 6 membered heteroaryl group containing 1,2 or 3 N atoms wherein the phenyl or heteroaryl group is optionally substituted with 1, 2 or 3 moieties selected from the group consisting of C1-6 alkyl, halogen, -OC1-6 alkyl, -SO2C1-3 alkyl, phenyl (optionally substituted by one or more groups selected from halogen, CF3, C1-3 alkyl, OC1-3 alkyl, acetyl, CN).

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