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5'-chloro-4-ethoxy-2'-hydroxy-3-thiophenecarboxanilide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70438-08-3

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70438-08-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70438-08-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,4,3 and 8 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 70438-08:
(7*7)+(6*0)+(5*4)+(4*3)+(3*8)+(2*0)+(1*8)=113
113 % 10 = 3
So 70438-08-3 is a valid CAS Registry Number.

70438-08-3Downstream Products

70438-08-3Relevant academic research and scientific papers

Thiophene systems. 5. Thieno[3,4 b][1,5]benzoxazepines, thieno[3,4 b][1,5]benzothiazepines, and thieno[3,4 b][1,4]benzodiazepines as potential central nervous system agents

Press,Hofmann,Eudy,Day,Greenblatt,Safir

, p. 154 - 159 (2007/10/02)

10-(Alkylamino)thieno[3,4-b][1,5]benzoxazepines (3) and 10-(alkylamino)thieno[3,4 b][1,5]benzothiazepines (4) were prepared by derivatization of the respective lactams (7 and 8) via phosphorus pentachloride and subsequent condensation with the appropriate

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