天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

(R)-5-(????-2-?)-1H-????

(R)-5-(????-2-?)-1H-????
(R)-5-(????-2-?)-1H-???? ??? ???
?? ??:
702700-79-6
???:
(R)-5-(????-2-?)-1H-????
???(??):
(R)-5-(????-2-?)-1H-????
???:
(R)-5-(pyrrolidin-2-yl)-1H-tetrazole
???(??):
DKSI131;DKFELEX0310;(R)-5-(2-Pyrrolidinyl)-1H-tetrazole;(R)-5-(pyrrolidin-2-yl)-1H-tetrazole;5-[(2R)-2-pyrrolidinyl]-2H-Tetrazole;1H-Tetrazole, 5-(2R)-2-pyrrolidinyl-;2H-Tetrazole, 5-[(2R)-2-pyrrolidinyl]-;5-[(2R)-pyrrolidin-2-yl]-2H-1,2,3,4-tetrazole
CBNumber:
CB12603082
???:
C5H9N5
??? ??:
139.16
MOL ??:
702700-79-6.mol

(R)-5-(????-2-?)-1H-???? ??

???
272-274℃
?? ?
335.4±52.0 °C(Predicted)
??
1.301±0.06 g/cm3(Predicted)
?? ??
under inert gas (nitrogen or Argon) at 2–8 °C
???
????(?? ???), ?(???? ??)
??? ??
??
??? ??
??? ??
?? ?? (pKa)
3.77±0.10(Predicted)
??
???
CAS ??????
702700-79-6
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(GHS): GHS hazard pictograms
?? ?: Danger
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H301 ??? ??? ?? ?? ?? - ?? ?? 3 ?? GHS hazard pictograms P264, P270, P301+P310, P321, P330,P405, P501
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 ??·?·??·???·??·...·????? ??? ????.
P301+P310 ???? ?? ????(??)? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

(R)-5-(????-2-?)-1H-???? C??? ??, ??, ??

??

5-[(2R)-Pyrrolidin-2-yl]-2H-1,2,3,4-tetrazole is widely used as a catalyst for stereoselective Mannich reaction, aldol reaction, and nitro-Michael reaction.

(R)-5-(????-2-?)-1H-???? ?? ?? ? ???

???

?? ??

(R)-5-(????-2-?)-1H-???? ?? ??

???( 53)?? ??
??? ?? ??? ?? ?? ? ??
Shanghai Daken Advanced Materials Co.,Ltd 		+86-371-+86-371-66670886
info@dakenam.com China 19852 58
Jinan Carbotang Biotech Co.,Ltd. 		+8615866703830
 figo.gao@foxmail.com China 8497 58
Chongqing Chemdad Co., Ltd 		+86-023-6139-8061 +86-86-13650506873
 sales@chemdad.com China 39894 58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd 		+8613580539051
 joe@yuhengpharm.com CHINA 21142 58
AFINE CHEMICALS LIMITED 		+86-0571-85134551
sales@afinechem.com China 15352 58
Baoji Guokang Healthchem co.,ltd 		+8615604608665 15604608665
 dominicguo@gk-bio.com CHINA 9414 58
AstaTech(Chengdu) Biopharmaceutical Corp. 		+86-02882666559 +86-15884417729
 gjpu@astatech.com.cn China 308 58
Golden Pharma Co., Limited 		+undefined18958062155
 sales@zjgoldpharm.com China 5899 58
LEAPCHEM CO., LTD. 		+86-852-30606658
market18@leapchem.com China 43340 58
Aladdin Scientific
tp@aladdinsci.com United States 52924 58
Copyright 2019 ? ChemicalBook. All rights reserved