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1267666-54-5

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1267666-54-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1267666-54-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,7,6,6 and 6 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1267666-54:
(9*1)+(8*2)+(7*6)+(6*7)+(5*6)+(4*6)+(3*6)+(2*5)+(1*4)=195
195 % 10 = 5
So 1267666-54-5 is a valid CAS Registry Number.

1267666-54-5Downstream Products

1267666-54-5Relevant articles and documents

PHENYLPYRIDINE CARBONYL PIPERAZINE DERIVATIVE

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Page 15, (2008/06/13)

The present invention relates to a compound which is represented by the following general formula and has type 4 phosphodiesterase inhibitory action, and uses and an intermediate compound thereof. (whereinR1, R2: hydrogen, a halogen, a lower alkyl, a lower alkoxy, or the like,R3, R4: hydrogen, a (substituted) lower alkyl, a halogen, or the like,R5: hydrogen, a lower alkyl, a lower alkoxycarbonyl, or the like, andn: 0 or 1).

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