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30737-50-9

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30737-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 30737-50-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,7,3 and 7 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 30737-50:
(7*3)+(6*0)+(5*7)+(4*3)+(3*7)+(2*5)+(1*0)=99
99 % 10 = 9
So 30737-50-9 is a valid CAS Registry Number.

30737-50-9Relevant articles and documents

CARBOXYLIC ACIDS

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Page 18-19, (2010/02/05)

The present invention provides a novel carboxylic acid derivative, a salt thereof or a hydrate of them which is useful as an insulin sensitizer, and a medicament comprising the derivative as the effective ingredient. More specifically, it provides a carboxylic acid compound represented by the formula (I), a salt thereof or a hydrate of them. In the formula, Ar represents a 6- to 14-membered aromatic ring group which may have at least one substituent; R1, R2, R3, R4, R5, R6, R7 and R8 are the same as or different from each other and each represents a hydrogen atom, a halogen atom, a hydroxyl group, a C1-6 alkyl group or a C1-6 alkoxy group; X represents an oxygen atom or a methylene group; Y represents a group represented by the formula (II) or (III): (wherein Z represents a group represented by the formula (IV): (wherein R9, R10, R11 and R12 are the same as or different from each other and each represents a hydrogen atom, a halogen atom, a hydroxyl group, a C1-6 alkyl group or a C1-6 alkoxy group)); m is 0 or 1; and n is 0 or 1.

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