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898250-81-2

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898250-81-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 898250-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,8,2,5 and 0 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 898250-81:
(8*8)+(7*9)+(6*8)+(5*2)+(4*5)+(3*0)+(2*8)+(1*1)=222
222 % 10 = 2
So 898250-81-2 is a valid CAS Registry Number.

898250-81-2Downstream Products

898250-81-2Relevant articles and documents

Phosphorylation of imidazo[2, 1-b]thiazoles with phosphorus(III) halides in the presence of bases

Zarudnitskii, Evgenij V.,Yurchenko, Aleksandr A.,Merkulov, Anatolij S.,Semenova, Marina G.,Pinchuk, Aleksandr M.,Tolmachev, Andrej A.

, p. 648 - 655 (2007/10/03)

The reaction of phosphorus (III) halides with 6-substituted imidazo[2, 1-b]thiazoles in the presence of bases proceeds regioselectively and affords 5-phosphinoimidazo[2,1-b]thiazoles, useful synthons for the preparation of various P(III) and P(V) derivati

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