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benzaldehyde 1-phthalazinylhydrazone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

67734-45-6

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67734-45-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 67734-45-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,7,3 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 67734-45:
(7*6)+(6*7)+(5*7)+(4*3)+(3*4)+(2*4)+(1*5)=156
156 % 10 = 6
So 67734-45-6 is a valid CAS Registry Number.

67734-45-6Relevant academic research and scientific papers

s-Triazolo[3,4-a]phthalazines from 1-phthalazinylhydrazones by thianthrene cation radical perchlorate

Park, Koon Ha,Jun, Kun,Shin, Seung Rim,Oh, Sea Wha

, p. 583 - 589 (1999)

1-Phthalazinylhydrazones 4 gave s-triazolo[3,4-a]phthalazines 5 in 94- 98% yields by thianthrene cation radical perchlorate (Th+(·)ClO4-).

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