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1003023-69-5

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1003023-69-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1003023-69-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,3,0,2 and 3 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1003023-69:
(9*1)+(8*0)+(7*0)+(6*3)+(5*0)+(4*2)+(3*3)+(2*6)+(1*9)=65
65 % 10 = 5
So 1003023-69-5 is a valid CAS Registry Number.

1003023-69-5Relevant articles and documents

A convenient synthesis of new pyrido[3,2-e][1,4]diazepine-2,5-diones and pyrido[2,3-e][1,4]diazepine-2,5-diones

El Bouakher, Abderrahman,Laborie, Hélne,Aadil, Mina,El Hakmaoui, Ahmed,Lazar, Said,Akssira, Mohamed,Viaud-Massuard, Marie-Claude

experimental part, p. 5077 - 5080 (2011/10/09)

A convenient synthesis of a series of pyrido[3,2-e][1,4]-diazepine-2,5- diones 8 and pyrido[2,3-e][1,4]diazepine-2,5-diones 9, is reported using the condensation of α-amino acid methyl ester derivatives with 1H-pyrido[3,2-d][1,3]oxazine-2,4-dione and 1H-p

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