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3,7-dianilinophenothiazine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

133885-91-3

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133885-91-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133885-91-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,8,8 and 5 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 133885-91:
(8*1)+(7*3)+(6*3)+(5*8)+(4*8)+(3*5)+(2*9)+(1*1)=153
153 % 10 = 3
So 133885-91-3 is a valid CAS Registry Number.

133885-91-3Downstream Products

133885-91-3Relevant academic research and scientific papers

Ladder Oligophenothiazines by Direct Thionation of N-Arylanilino Derivatives

Andreani, Franco,Bizzarri, Paolo Costa,Casa, Carlo Della,Fiorini, Maurizio,Salatelli, Elisabetta

, p. 295 - 299 (2007/10/02)

Ladder oligophenothiazines were synthesized by direct catalyzed insertion of elemental sulfur in anilino-substituted phenothiazines and para-oligoanilines.The starting 3- and 3,7-anilino derivatives of phenothiazine were prepared with improved selectiviti

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