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3,5-dinitro-benzoic acid ethylidenehydrazide is a chemical compound with the molecular formula C9H8N4O5. It is derived from 3,5-dinitrobenzoic acid, which is a substituted benzoic acid with two nitro groups at the 3rd and 5th positions. The ethylidenehydrazide part of the compound refers to the addition of an ethylidene group (CH2) to the hydrazide group (-NHNH2). 3,5-dinitro-benzoic acid ethylidenehydrazide is known for its potential applications in the synthesis of various pharmaceuticals and agrochemicals due to its reactivity and functional groups. It is also used as an intermediate in the preparation of certain dyes and pigments. The compound is characterized by its yellow crystalline appearance and is typically handled with care due to its potential reactivity and the presence of nitro groups, which can be sensitive to heat and shock.

2900-65-4

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2900-65-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 2900-65-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,9,0 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 2900-65:
(6*2)+(5*9)+(4*0)+(3*0)+(2*6)+(1*5)=74
74 % 10 = 4
So 2900-65-4 is a valid CAS Registry Number.

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