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141212-57-9

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141212-57-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 141212-57-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,2,1 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 141212-57:
(8*1)+(7*4)+(6*1)+(5*2)+(4*1)+(3*2)+(2*5)+(1*7)=79
79 % 10 = 9
So 141212-57-9 is a valid CAS Registry Number.

141212-57-9Relevant articles and documents

Flow-vacuum pyrolysis of polycyclic compounds. 251. Pyrolysis of some 3-mercapto-5-substituted-1,2,4-triazoles

Istrati, Daniela,Popescu, Angela,Mihaiescu, Dan,Saramet, Ioana,Bala?u, Mihaela C.

scheme or table, p. 497 - 503 (2009/05/11)

The flow-vacuum pyrolysis (FVP) of the 3-mercapto-5-substituted-1,2,4- triazoles 5a-c, between 475°C - 750°C, at 2 mm Hg, in inert atmosphere (4mL/min argon flow rate) and quartz pyrolysis tube (60 cm length, 1 cm internal diameter, quartz chips filling 30 mm long) afforded a complex mixture with cyano-diphenyl-sulphones 12a-c and corresponding diphenylsulphones 13a-c as main products. The reaction products were identified by GC/MS. A radical mechanism is suggested in order to explain the formation of the main reaction products.

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