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4-ethyl-2-(2'-ethylphenyl)amino-4H-3,1-benzothiazol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

909191-02-2

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909191-02-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 909191-02-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,9,1,9 and 1 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 909191-02:
(8*9)+(7*0)+(6*9)+(5*1)+(4*9)+(3*1)+(2*0)+(1*2)=172
172 % 10 = 2
So 909191-02-2 is a valid CAS Registry Number.

909191-02-2Downstream Products

909191-02-2Relevant articles and documents

Synthesis of 2-amino-4H-3,1-benzoxazines and 2-amino-4H-3,1-benzothiazines by the rearrangement of o-cyclopropylphenylureas and o- cyclopropylphenylthioureas

Fedotov,Trofimova,Romanov,Mochalov,Shabarov,Zefirov

, p. 96 - 105 (2008/12/21)

Syntheses are reported for 2-cyclopropylphenylureas and 2-cyclopropylphenylthioureas and the behavior of these compounds was studied under conditions for the acid-catalyzed opening of the cyclopropyl ring. Upon the action of concentrated sulfuric acid or

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