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2,7-Dichlor-3-nitro-fluoren, also known as 2,7-dichloro-3-nitrofluorene, is a chemical compound with the molecular formula C13H6Cl2NO2. It is a yellow crystalline solid that is primarily used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals. The compound is characterized by the presence of two chlorine atoms at the 2nd and 7th positions of the fluorene ring, as well as a nitro group at the 3rd position. Due to its potential applications in the production of pesticides and other chemicals, 2,7-dichloro-3-nitrofluorene is an important compound in the chemical industry. However, it is also important to note that handling and disposal of 2.7-Dichlor-3-nitro-fluoren must be done with care due to its potential environmental and health impacts.

787-01-9

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787-01-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 787-01-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,8 and 7 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 787-01:
(5*7)+(4*8)+(3*7)+(2*0)+(1*1)=89
89 % 10 = 9
So 787-01-9 is a valid CAS Registry Number.

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