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433725-50-9

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433725-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 433725-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,3,7,2 and 5 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 433725-50:
(8*4)+(7*3)+(6*3)+(5*7)+(4*2)+(3*5)+(2*5)+(1*0)=139
139 % 10 = 9
So 433725-50-9 is a valid CAS Registry Number.

433725-50-9Upstream product

433725-50-9Downstream Products

433725-50-9Relevant articles and documents

Aromatic C-F activation at Ni in the presence of a carbon-chlorine bond: The nickel mediated synthesis of new pyrimidines

Sladek, Marianna I.,Braun, Thomas,Neumann, Beate,Stammler, Hans-Georg

, p. 297 - 299 (2002)

Treatment of [Ni(COD)2]/PCy3 with 5-chloro-2,4,6-trifluoropyrimidine affords the C-F activation product trans-[NiF(4-C4N2ClF2)(PCy3) 2] 2, which reacts with iodine to form 5-chloro-2,6-difluoro-4-iodo-pyrimidine 5.

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