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Cyanic acid, 3-nitrophenyl ester, also known as 3-nitrophenyl cyanate, is an organic compound with the chemical formula C8H6N2O3. It is a derivative of cyanic acid, where a 3-nitrophenyl group replaces the hydrogen atom. This yellow crystalline solid is soluble in organic solvents such as ethanol and ether, and it is used as a chemical intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. Due to its reactivity, it is important to handle 3-nitrophenyl cyanate with care, as it can be hazardous and may cause irritation or other adverse effects.

1129-58-4

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1129-58-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1129-58-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,2 and 9 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1129-58:
(6*1)+(5*1)+(4*2)+(3*9)+(2*5)+(1*8)=64
64 % 10 = 4
So 1129-58-4 is a valid CAS Registry Number.
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