177964-22-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 177964-22-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,7,9,6 and 4 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 177964-22:
(8*1)+(7*7)+(6*7)+(5*9)+(4*6)+(3*4)+(2*2)+(1*2)=186
186 % 10 = 6
So 177964-22-6 is a valid CAS Registry Number.
177964-22-6Relevant articles and documents
METHOD FOR PREPARING ENVIRONMENT-FRIENDLY REACTIVE DYES
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Paragraph 0232-0239, (2019/07/09)
The present invention relates to a production method of an eco-friendly reactive dye, which comes in contact with a raw material comprising amine-based chemical species with an aqueous solution and an organic solvent forming a layer separation, removes ha