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130506-87-5

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130506-87-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130506-87-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,5,0 and 6 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 130506-87:
(8*1)+(7*3)+(6*0)+(5*5)+(4*0)+(3*6)+(2*8)+(1*7)=95
95 % 10 = 5
So 130506-87-5 is a valid CAS Registry Number.

130506-87-5Downstream Products

130506-87-5Relevant articles and documents

A NEW ENTRY TO PYRAZOLOPYRIMIDINE DERIVATIVES

Bruni, Fabrizio,Chimichi, Stefano,Cosimelli, Barbara,Costanzo, Annarella,Guerrini, Gabriella,Selleri, Silvia

, p. 1141 - 1149 (2007/10/02)

Treatment of 3-aminopyrazoles (1a-e) with 3-ethoxymethylenpentane-2,4-dione afforded the new pyrazolopyrimidines (2a-e) which were then converted into the enamines (3a-e) by reaction with dimethylformamide dimethyl acetal; ring closure of these lat

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