欧美xxxx极品,人c交zo○zooxx全过程,秘书激情办公室在线观看

Details for 4-Bromotoluene

4-Bromotoluene

111Category:

CAS NO:

EC NO:

203-391-8

Molecular Formula:

C₇H₇Br

Molecular Weight:

171.0345

Specification:

InChI:

InChI:1S/C7H7Br/c1-6-2-4-7(8)5-3-6/h2-5H,1H3

Product description:

1. Product overview

Product name	4-Bromotoluene	CAS NO.	106-38-7
Alias	4-Bromotoluene, p-methylbromobenzene, 1-bromo-4-methylbenzene	English name	4-Bromotoluene
Molecular formula	C7H6Br	Molecular weight	171.04
Melting point	26-29℃	Boiling point	184℃
Flash point	85℃	Density	(water =1) 1.39 (air =1) 5.9
Solubility	Insoluble in water, soluble in ethanol, ether, benzene.	Explosion limit	No data
Appearance & Property		Colorless or light yellow liquid or white crystals

2. Quality Index

Item	Index
Appearance	Colorless or light yellow liquid or white crystals
Content fraction of 4-Bromotoluene % ≥	99.90
Content fraction of 2-bromotoluene % ≤	0.10
Content fraction of m-bromotoluene % ≤	0.05
Dibromotoluene Content % ≤	0.05
Content of other impurities % ≤	0.05
Mass fraction of moisture % ≤	0.10

3, Main uses
It is used in organic synthesis.

4, Packing weight：250kg/drum

Synonyms:

1-Bromo-4-methylbenzene;p-bromotoluene;

Molecular Structure:

if you are sourcing 4-Bromotoluene from China ,just feel free to inquire

潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图