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[3-[1-Dimethylamino-meth-(E)-ylidene]-2-(4-nitro-benzyl)-isothioureidomethylene]-dimethyl-ammonium; chloride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

99956-20-4

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99956-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99956-20-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,5 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 99956-20:
(7*9)+(6*9)+(5*9)+(4*5)+(3*6)+(2*2)+(1*0)=204
204 % 10 = 4
So 99956-20-4 is a valid CAS Registry Number.

99956-20-4Relevant academic research and scientific papers

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