午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

Welcome to chemicalbook!
+1 (818) 612-2111
Inquriy
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

Back ChemicalBook Home>CAS DataBase List>2420-87-3More Spectrum> 3,3',4,4'-Biphenyltetracarboxylic dianhydride(2420-87-3) IR2

2420-87-3

3,3',4,4'-Biphenyltetracarboxylic dianhydride(2420-87-3) IR2

Molecular FormulaC16H6O6

Molecular Weight294.22

InChIInChI=1S/C16H6O6/c17-13-9-3-1-7(5-11(9)15(19)21-13)8-2-4-10-12(6-8)16(20)22-14(10)18/h1-6H

InChIKey WKDNYTOXBCRNPV-UHFFFAOYSA-N

SmilesC1(=O)C2=C(C=C(C3C=CC4C(=O)OC(=O)C=4C=3)C=C2)C(=O)O1

  • 3,3',4,4'-Biphenyltetracarboxylic dianhydride(2420-87-3) IR2
    Mass 

    MS-NW-9451          
3,3',4,4'-biphenyltetracarboxylic dianhydride
C16H6O6             (Mass of molecular ion:    294)


       Source Temperature: 220 °C
   Sample Temperature: 200 °C
   Direct, 75 eV


          28.0       1.5
      50.0       4.7
      61.0       1.5
      61.5       1.2
      62.0       5.9
      63.0       1.1
      74.0      13.2
      75.0      19.0
      75.5       2.2
      76.0       1.6
      86.0       1.4
      87.0       1.5
      89.0       5.0
      98.0       4.9
      99.0       3.1
     100.0      17.7
     101.0       1.6
     103.0       9.3
     103.5       1.4
     111.0       1.0
     122.0       1.2
     123.0       1.4
     124.0       1.0
     149.0       2.4
     150.0      26.4
     151.0       3.5
     178.0      42.4
     179.0       6.1
     222.0      17.2
     223.0       2.6
     250.0     100.0
     251.0      16.6
     252.0       2.1
     294.0      42.3
     295.0       7.5
     296.0       1.1

KBr disc

  • 3,3',4,4'-Biphenyltetracarboxylic dianhydride(2420-87-3) IR2

nujol mull

  • 3,3',4,4'-Biphenyltetracarboxylic dianhydride(2420-87-3) IR2

3,3',4,4'-Biphenyltetracarboxylic dianhydride(2420-87-3) IR2 Atlas of Related Products

×