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Thiazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione, 4,6-dimethyl-2-phenyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21544-68-3

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21544-68-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21544-68-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,5,4 and 4 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 21544-68:
(7*2)+(6*1)+(5*5)+(4*4)+(3*4)+(2*6)+(1*8)=93
93 % 10 = 3
So 21544-68-3 is a valid CAS Registry Number.

21544-68-3Downstream Products

21544-68-3Relevant academic research and scientific papers

Reaction of 6-Arylidenehydrazino-1,3-dimethyluracils with Thionyl Chloride Leading to Purine, Thiazolopyrimidine, Pyrimidothiadiazine, Pyrazolopyrimidine, and Thiadiazolopyrimidine Derivatives

Ichiba, Misuzu,Senga, Keitaro

, p. 381 - 384 (2007/10/02)

The reaction of 6-arylidenehydrazino-1,3-dimethyluracils with thionyl chloride in benzene afforded purine, thiazolopyrimidine, pyrimidothiadiazine, pyrazolopyrimidine, and thiadiazolopyrimidine derivatives, while

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