ChemicalBook >?? ???? >5-??????-2-???????

5-??????-2-???????

5-??????-2-??????? ??? ???

?? ??:: 98027-27-1

???:: 5-??????-2-???????

???(??):: 5-??????-2-???????

???:: 5-Bromothiophene-2-carbohydrazide

???(??):: 5-Bromothiophene-2-carbohydrazide;5-BROMO-THIOPHENE-2-CARBOXYLIC ACID HYDR;5-BROMO-2-THIOPHENECARBOXYLIC ACID HYDRAZIDE;5-BROMO-THIOPHENE-2-CARBOXYLIC ACID HYDRAZIDE;2-Thiophenecarboxylic acid, 5-broMo-, hydrazide;5-Bromo-thiophene-2-carboxylic acid hydrazide ,98%

CBNumber:: CB6347404

???:: C5H5BrN2OS

??? ??:: 221.07

MOL ??:: 98027-27-1.mol

?? ?? 81

5-??????-2-??????? ??

???: 149-151°C

??: 1.802±0.06 g/cm3(Predicted)

?? ?? (pKa): 11.86±0.10(Predicted)

?? ? ?? ??
?? ? ???? ?? (GHS)

??? ??	Xi
?? ???? ??	36/37/38
?????	26-36/37/39
?? ??	IRRITANT
HS ??	29349990

????(GHS):

?? ?:

Warning

??·?? ??:

??	??·?? ??	?? ??	??	?? ?	P- ??
H315	??? ??? ???	????? ?? ?????	?? 2	??	P264, P280, P302+P352, P321,P332+P313, P362
H319	?? ?? ??? ???	?? ? ?? ?? ??? ??	?? 2A	??	P264, P280, P305+P351+P338,P337+P313P
H335	?? ???? ??? ? ??	?? ???? ?? - 1? ??;???? ??	?? 3	??

??????:

P261	??·?·??·???·??·...·????? ??? ????.
P304+P340	???? ??? ??? ?? ??? ??? ???? ?? ??? ??? ????.
P305+P351+P338	?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
P405	???? ?????.

NFPA 704

	0
2		0

5-??????-2-??????? C??? ??, ??, ??

??? ??

White solid

5-??????-2-??????? ?? ?? ? ???

???

???????(2,5-) ?????, ????? ?????? ???? ???? ?????????

?? ??

5-??????-2-??????? ?? ??

???( 81)?? ??

???	??	???	??	?? ?	??
Capot Chemical Co.,Ltd.	+86-（0）57185586718 +86-13336195806	sales@capot.com	China	29640	60
HaBo Hong Kong Co., Limited.	+86-25-18512596065	info@habotech.com	CHINA	933	58
Alchem Pharmtech,Inc.	8485655694	sales@alchempharmtech.com	United States	63687	58
Wuhan Chemwish Technology Co., Ltd	027-67849912	sales@chemwish.com	CHINA	10821	58
CONIER CHEM AND PHARMA LIMITED	+8618523575427	sales@conier.com	China	49979	58
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29792	58
SIMAGCHEM CORP	+86-5922680277 +86-13806087780	sale@simagchem.com	China	17346	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 +8617705817739	info@dycnchem.com	China	52705	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418684 +8618949823763	sales@tnjchem.com	China	25356	58
Aladdin Scientific		tp@aladdinsci.com	United States	52923	58

5-??????-2-??????? ?? ??:

2-??????5-??????? ?????? ???? ?????? ????????? 1,5-??????????? 2-??????? ??????? Nifuroxazide Benzoyl hydrazine Formylhydrazine 5-Bromo-2-thiophenecarboxylic acid 3-BROMOTHIOPHENE-2-CARBOXAMIDE 5-BROMOTHIOPHEN-2-YLMETHYLAMINE 2,3-DIBROMO-5-THIOPHENECARBOXYLIC ACID HYDRAZIDE 5-Bromothiophene-2-carbohydrazide

一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线