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1386440-68-1

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1386440-68-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1386440-68-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,6,4,4 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1386440-68:
(9*1)+(8*3)+(7*8)+(6*6)+(5*4)+(4*4)+(3*0)+(2*6)+(1*8)=181
181 % 10 = 1
So 1386440-68-1 is a valid CAS Registry Number.

1386440-68-1Downstream Products

1386440-68-1Relevant articles and documents

Reactive ladder-like poly(p-decyl anilino)silsesquioxane for functional material's precursor: Synthesis, characterization and functionalization

Chen, Zhize,Ren, Zhongjie,Zhang, Jintao,Fu, Wenxin,Li, Zhibo,Zhang, Rongben

, p. 503 - 508 (2012)

A well-defined polysilsesquioxane with reactive Si-N bonds, poly(p-decyl anilino)silsesquioxane (PASQ), was successfully prepared using supramolecular template polymerization. The monomers 1,3-bis-(p-decyl anilino)-1,1,3,3- tetrachloro-disiloxanes first self-assembled into ladder superstructures (LSs) primarily through the synergistic interactions of hydrogen bonding and the van der Waals interactions, and then polymerized by adding water and triethylamine to produce a well-defined PASQ. The LSs was fully characterized using vapor pressure osmometry (VPO), UV-vis spectroscopy and X-ray diffraction (XRD). NMR and XRD measurements revealed that the PASQ was a ladder polymer. The reactivity of PASQ was confirmed by its SiN bond reacting with trimethylsilanol to form a ladder-like trimethylsiloxysilicate (LMQ). The ladder structure of LMQ was also thoroughly characterized, which further verified the ladder structural regularity of PASQ.

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