633278-48-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 633278-48-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,3,2,7 and 8 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 633278-48:
(8*6)+(7*3)+(6*3)+(5*2)+(4*7)+(3*8)+(2*4)+(1*8)=165
165 % 10 = 5
So 633278-48-5 is a valid CAS Registry Number.
633278-48-5Relevant articles and documents
CRYSTAL OF CYCLIC PHOSPHONIC ACID SODIUM SALT AND METHOD FOR MANUFACTURING SAME
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, (2017/09/02)
An object of the present invention is to provide a crystal of a cyclic phosphonic acid sodium salt (2ccPA) with high purity and excellent storage stability and a method for producing the crystal. The present invention provides a crystal of a cyclic phosphonic acid sodium salt (2ccPA) represented by formula (1):