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Difluor-bis-<4-chlor-3-nitro-phenyl>-methan, also known as 4,4'-Difluorobis(3-nitrophenyl)methane, is a chemical compound with the molecular formula C13H8Cl2F2N2O4. It is a yellow crystalline solid that is derived from methane, with two fluorine atoms replacing the hydrogen atoms and two 4-chloro-3-nitrophenyl groups attached to the central carbon atom. Difluor-bis-<4-chlor-3-nitro-phenyl>-methan is primarily used in the synthesis of various pharmaceuticals and agrochemicals due to its unique structure and reactivity. It is important to handle Difluor-bis-<4-chlor-3-nitro-phenyl>-methan with care, as it may have potential health and environmental risks, and it is typically stored under controlled conditions to ensure safety.

1545-61-5

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1545-61-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1545-61-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,5,4 and 5 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1545-61:
(6*1)+(5*5)+(4*4)+(3*5)+(2*6)+(1*1)=75
75 % 10 = 5
So 1545-61-5 is a valid CAS Registry Number.
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