18420-34-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18420-34-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,4,2 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 18420-34:
(7*1)+(6*8)+(5*4)+(4*2)+(3*0)+(2*3)+(1*4)=93
93 % 10 = 3
So 18420-34-3 is a valid CAS Registry Number.
18420-34-3Relevant articles and documents
ZINC COMPLEX
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Paragraph 0188-0189, (2016/05/19)
A zinc complex characterized in exhibiting an octahedral structure and being configured from repeating units represented by general formula (I): wherein L represents a linker region, and R1 represents a C1-4 alkyl group, which can have a halogen atom.
