成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

4-???????????

4-???????????
4-??????????? ??? ???
?? ??:
30757-50-7
???:
4-???????????
???(??):
4-???????????
???:
4-Hydroxyphthalonitrile
???(??):
3,4-Dicyano Penol;3,4-DICYANOPHENOL;4-HYDROXYPHTHALONITRILE;4-Hydroxyphehalonitrile;4-Hydroxyphthalonitrile>4-HYDROXYPHTHALONITRILE 97+%;4-hydroxy-1,2-benzenedicarbonitrile;4-HYDROXYBENZENE-1,2-DICARBONITRILE;1,2-Benzenedicarbonitrile,4-hydroxy-;4-Hydroxyphthalonitrile SynonyMs 3,4-Dicyanophenol
CBNumber:
CB5354797
???:
C8H4N2O
??? ??:
144.13
MOL ??:
30757-50-7.mol

4-??????????? ??

???
~218 °C
?? ?
394.6±37.0 °C(Predicted)
??
1.34±0.1 g/cm3(Predicted)
?? ??
Inert atmosphere,Room Temperature
???
???? ???
??? ??
powder to crystal
?? ?? (pKa)
6.45±0.18(Predicted)
??
???? ??, ????
BRN
2718847
InChIKey
FTVOPKROFUTOKY-UHFFFAOYSA-N
CAS ??????
30757-50-7(CAS DataBase Reference)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xi
?? ???? ?? 36/37/38
????? 26-36
WGK ?? 3
HS ?? 2926907090
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P270 ? ??? ??? ??? ???, ???? ???? ???.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P501 ...? ??? / ??? ?? ???.
NFPA 704
0
2 0

4-??????????? C??? ??, ??, ??

??? ??

Colorless transparent liquid

Synthesis Reference(s)

Synthetic Communications, 19, p. 3231, 1989 DOI: 10.1080/00397918908052723

4-??????????? ?? ?? ? ???

???

?? ??


4-??????????? ?? ??

???( 132)?? ??
??? ?? ??? ?? ?? ? ??
Capot Chemical Co.,Ltd.
+86-(0)57185586718 +86-13336195806
sales@capot.com China 29792 60
career henan chemical co
+86-0371-86658258 +8613203830695
sales@coreychem.com China 29871 58
Changzhou Ditong Chemical Co.,Ltd
+86-0519-88299272
info@edengenechem.com China 2158 58
Chongqing Chemdad Co., Ltd
+86-023-6139-8061 +86-86-13650506873
sales@chemdad.com China 39894 58
Alchem Pharmtech,Inc.
8485655694
sales@alchempharmtech.com United States 63687 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427
sales@conier.com China 49476 58
Jinan Liheng Biotechnology Co., Ltd.
15865262812
info@lihengpharm.com CHINA 938 58
Zhengzhou Alfa Chemical Co.,Ltd
+8618530059196
sale04@alfachem.cn China 11884 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763
sales@tnjchem.com China 34563 58
ANHUI WITOP BIOTECH CO., LTD
+8615255079626
eric@witopchemical.com China 23541 58

4-??????????? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved