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664993-51-5

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664993-51-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 664993-51-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,4,9,9 and 3 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 664993-51:
(8*6)+(7*6)+(6*4)+(5*9)+(4*9)+(3*3)+(2*5)+(1*1)=215
215 % 10 = 5
So 664993-51-5 is a valid CAS Registry Number.

664993-51-5Downstream Products

664993-51-5Relevant articles and documents

Synthesis of p-aminobenzoic acid diamides based on 4-(4-methoxyphenyl)tetrahydro-2H-pyran-4-carboxylic acid and [4-(4-methoxyphenyl)tetrahydro-2H-pyran-4-yl]methylamine

Agekyan,Mkryan

, p. 1057 - 1062 (2015/06/25)

Reaction of 4-(4-methoxyphenyl)tetrahydro-2H-pyran-4-carboxyl chloride with anesthesin followed by hydrolysis of the formed ester has afforded 4-[4-(4-methoxyphenyl)tetrahydro-2H-pyran-4-carbonylamino]benzoic acid. The acid chloride has been used for acyl

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