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103383-43-3

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103383-43-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103383-43-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,3,8 and 3 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 103383-43:
(8*1)+(7*0)+(6*3)+(5*3)+(4*8)+(3*3)+(2*4)+(1*3)=93
93 % 10 = 3
So 103383-43-3 is a valid CAS Registry Number.

103383-43-3Downstream Products

103383-43-3Relevant articles and documents

N-Ethyl-5-phenylisoxazolium-3'-sulfonate (Woodward's Reagent K) as a Reagent for Nucleophilic Side Chains of Proteins

Llamas, Kathryn,Owens, Mark,Blakeley, Robert L.,Zerner, Burt

, p. 5543 - 5548 (2007/10/02)

N-Ethyl-5-phenylisoxazolium-3'-sulfonate (1) is converted to the corresponding keto ketenimine in a hydroxide-promoted reaction with k-OH=6.64E5 M-1s-1 at 25 deg C.The rate law for spontaneous hydration

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