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Thiophosphoric acid O,S-dimethyl ester-O'-phenyl ester is an organophosphorus compound with the chemical formula C9H13O3PS. It is a colorless liquid at room temperature and is soluble in organic solvents. thiophosphoric acid O,S-dimethyl ester-O'-phenyl ester is primarily used as a pesticide, specifically as an acaricide, to control mites and ticks in agriculture. It works by inhibiting the acetylcholinesterase enzyme in the nervous system of the target pests, leading to their paralysis and death. Due to its effectiveness and low mammalian toxicity, it is widely used in the protection of various crops. However, it is important to handle this chemical with care due to its potential environmental impact and the need for proper safety measures during application.

4033-64-1

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4033-64-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4033-64-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,0,3 and 3 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 4033-64:
(6*4)+(5*0)+(4*3)+(3*3)+(2*6)+(1*4)=61
61 % 10 = 1
So 4033-64-1 is a valid CAS Registry Number.

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