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1253901-09-5

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1253901-09-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1253901-09-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,3,9,0 and 1 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1253901-09:
(9*1)+(8*2)+(7*5)+(6*3)+(5*9)+(4*0)+(3*1)+(2*0)+(1*9)=135
135 % 10 = 5
So 1253901-09-5 is a valid CAS Registry Number.

1253901-09-5Downstream Products

1253901-09-5Relevant articles and documents

OXYCHLORINATION OF ALKENES BY CHLOROCHROMATE REAGENTS: A FACILE PREPARATION OF α-CHLOROKETONES, AND COMPETITION BY SUBSTITUENT-DIRECTED OXIDATION.

Guerrero, Angel F.,Kim, Ho-jin,Schlecht, Matthew F.

, p. 6707 - 6710 (1988)

Cyanopyridinium chlorochromate effects a facile preparation of α-chloroketones from simple alkenes, cycloocta-1,5-diene and cyclododeca-1,5,9-triene; 1-methylcaclooct-4-en-1-ol undergoes oxidative cyclization.

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