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188175-38-4

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188175-38-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 188175-38-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,1,7 and 5 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 188175-38:
(8*1)+(7*8)+(6*8)+(5*1)+(4*7)+(3*5)+(2*3)+(1*8)=174
174 % 10 = 4
So 188175-38-4 is a valid CAS Registry Number.

188175-38-4Downstream Products

188175-38-4Relevant academic research and scientific papers

An expedient one-pot synthesis for protected 2-thia-5-azabicyclo[2.2.1]heptan-3-ones. Versatile intermediates in the synthesis of carbapenem sidechains

Brands,Marchesini,Williams,Dolling,Reider

, p. 2919 - 2922 (1996)

A convenient and high yielding one-pot process for the preparation of protected 2-thia-5-azabicyclo-[2.2.1]heptan-3-ones from 4-hydroxyproline and their use in the synthesis of carbapenem sidechains is described. Copyright

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