26239-59-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 26239-59-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,6,2,3 and 9 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 26239-59:
(7*2)+(6*6)+(5*2)+(4*3)+(3*9)+(2*5)+(1*9)=118
118 % 10 = 8
So 26239-59-8 is a valid CAS Registry Number.
26239-59-8Relevant articles and documents
2,5-dyhydroxyl paraphthaloyl chloride and preparation method thereof
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Paragraph 0012; 0034-0064, (2019/02/04)
The invention discloses a 2,5-dyhydroxyl paraphthaloyl chloride, which can be used as an intermediate of organic synthesis, and has a very good application prospect in the fields of pharmaceutical synthesis, aromatic polyamide and functional polymer mater
