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33244-59-6

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33244-59-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33244-59-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,2,4 and 4 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 33244-59:
(7*3)+(6*3)+(5*2)+(4*4)+(3*4)+(2*5)+(1*9)=96
96 % 10 = 6
So 33244-59-6 is a valid CAS Registry Number.

33244-59-6Downstream Products

33244-59-6Relevant articles and documents

Intermolecular alkyne hydroaminations involving 1,1-disubstituted hydrazines

Cao, Changsheng,Shi, Yanhui,Odom, Aaron L.

, p. 2853 - 2856 (2002)

(figure presented) Two readily prepared catalysts have been developed for the hydroamination of alkynes by 1,1-disubstituted hydrazines. The catalyses are facile with terminal alkynes and some internal alkynes. If the hydrazine bears an aryl group, Fische

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