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4-[4,5-dihydro-4-[3-[5-hydroxy-3-methyl-1-(4-sulphophenyl)-1H-pyrazol-4-yl]allylidene]-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonic acid, compound with triethylamine (1:3) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

84100-38-9

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84100-38-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84100-38-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,1,0 and 0 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 84100-38:
(7*8)+(6*4)+(5*1)+(4*0)+(3*0)+(2*3)+(1*8)=99
99 % 10 = 9
So 84100-38-9 is a valid CAS Registry Number.

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