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890936-30-8

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890936-30-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 890936-30-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,0,9,3 and 6 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 890936-30:
(8*8)+(7*9)+(6*0)+(5*9)+(4*3)+(3*6)+(2*3)+(1*0)=208
208 % 10 = 8
So 890936-30-8 is a valid CAS Registry Number.

890936-30-8Downstream Products

890936-30-8Relevant articles and documents

SALTS OF 5-SULFOISOPHTHALIC ACID AND METHOD OF MAKING SAME

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, (2013/03/26)

This invention relates to methods for the production of various metal salts of 5-sulfoisophthalic acid including those where the metal cation is selected from the group consisting of silver (I), sodium, potassium, rubidium, cesium, magnesium, calcium, strontium, barium, manganese (II), iron (II), cobalt (II), nickel (II), copper (I), copper (II), zinc, yttrium, and cadmium. The methods utilize a solvent system that comprises acetic acid or water or a mixture of both. The invention also encompasses the various metal salts of 5-sulfoisophthalic acid.

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