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3-Nitrobenzol-(1-azo-2')-acetoacetaldehyd, also known as 3-nitrobenzeneazoacetoacetaldehyde, is an organic compound with the chemical formula C9H7N3O3. It is a yellow crystalline solid that is soluble in water and has a molecular weight of 207.17 g/mol. 3-Nitrobenzol-(1-azo-2')-acetoacetaldehyd is primarily used as a chemical intermediate in the synthesis of various dyes and pigments, particularly in the production of azo dyes. Due to its reactivity and the presence of nitro and azo groups, it is important to handle 3-Nitrobenzol-(1-azo-2')-acetoacetaldehyd with care, as it may pose health and environmental risks.

2011-50-9

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2011-50-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 2011-50-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,0,1 and 1 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 2011-50:
(6*2)+(5*0)+(4*1)+(3*1)+(2*5)+(1*0)=29
29 % 10 = 9
So 2011-50-9 is a valid CAS Registry Number.
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