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136383-20-5

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136383-20-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136383-20-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,3,8 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 136383-20:
(8*1)+(7*3)+(6*6)+(5*3)+(4*8)+(3*3)+(2*2)+(1*0)=125
125 % 10 = 5
So 136383-20-5 is a valid CAS Registry Number.

136383-20-5Downstream Products

136383-20-5Relevant articles and documents

FLUOROCARBON DERIVATIVES OF NITROGEN. PART 19. SYNTHESIS AND MASS SPECTROMETRIC ANALYSIS OF SOME PYRIDINIUM (TETRAFLUORO-4-PYRIDYL)METHYLIDES

Banks, Ronald Eric,Flowers, William Thain,Khaffaf, Suad Najmaldin

, p. 127 - 142 (2007/10/02)

Nine new pyridinium methylides have been synthesised via SNAr displacement of the 4-fluorine from pentafluoropyridine with pyridinium phenacylide py+-C-(COPh)C5F4N-4> and a range of pyridium alkoxycarbonylmethylides

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