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N-Ethyl-N-(toluene-4-sulfonyl)-formamid-diethyl acetal is a complex organic chemical compound with the molecular formula C15H23NO4S. It is a colorless liquid with a density of 1.16 g/cm3 and a boiling point of 360°C. N-Aethyl-N--formamid-diaethylacetal is primarily used as a reagent in organic synthesis, particularly in the preparation of various pharmaceuticals and agrochemicals. It is known for its ability to act as a protecting group for amines, which is crucial in many chemical reactions to prevent unwanted side reactions. The compound is also characterized by its stability and selectivity, making it a valuable tool in the synthesis of complex molecules.

5228-67-1

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5228-67-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5228-67-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,2,2 and 8 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 5228-67:
(6*5)+(5*2)+(4*2)+(3*8)+(2*6)+(1*7)=91
91 % 10 = 1
So 5228-67-1 is a valid CAS Registry Number.
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