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2-Amino-5,6,7,8-tetrahydro-benzothieno<2,3-d><1,3>thiazin-4-on is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

105544-52-3

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105544-52-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 105544-52-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,5,4 and 4 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 105544-52:
(8*1)+(7*0)+(6*5)+(5*5)+(4*4)+(3*4)+(2*5)+(1*2)=103
103 % 10 = 3
So 105544-52-3 is a valid CAS Registry Number.

105544-52-3Relevant academic research and scientific papers

One-step synthesis of 2-aminothieno [2,3-d]thiazen-4-ones in some cases 5,6-anellated from ethyl 2-benzoylthioureidothiophen-3-carboxylates and evaluation of their anti-allergy activity

Leistner,Guetschow,Wagner,Grupe,Boehme

, p. 466 - 470 (2007/10/02)

The cyclization of ethyl 2-benzoylthioureidothiophen-3-carboxylates under basic conditions is known to give 2-thioxothieno[2,3-d]pyrimidin-4(1H, 3H)-ones. On the other hand, we have found that ethyl 2-benzoylthioureidothiophen-3-carboxylates 10-16 on trea

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