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溴化锌

溴化锌用途

海洋油田良好的完井液、固井液、电池电解质

溴化锌名称

[ CAS 号 ]:
7699-45-8

[ 中文名 ]:
溴化锌

[ 英文名 ]:
Zinc bromide

[英文别名 ]:

MFCD00011294
Zinc dibromide
EINECS 231-718-4

溴化锌物理化学性质

[ 密度 ]:
4.22

[ 沸点 ]:
697ºC

[ 熔点 ]:
394ºC

[ 分子式 ]:
Br₂Zn

[ 分子量 ]:
225.217

[ 闪点 ]:
650°C

[ 精确质量 ]:
221.765808

[ LogP ]:
1.68870

[ 外观性状 ]:
白色粉末

[ 折射率 ]:
1.5452

[ 储存条件 ]:
APPROX >0°C

[ 稳定性 ]:
Stable. Forms explosive mixtures with sodium and potassium. Protect from moisture.

[ 水溶解性 ]:
soluble, 447 g/100 mL (20 ºC) | 不同温度(℃)时每100毫升水中的溶解克数: 389g/0℃;446g/20℃;528g/30℃;591g/40℃ 618g/60℃;645g/80℃;672g/100℃

溴化锌MSDS

详细MSDS(安全技术说明书)

溴化锌毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ZH1150000

CHEMICAL NAME :: Zinc bromide

CAS REGISTRY NUMBER :: 7699-45-8

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: Br2-Zn

MOLECULAR WEIGHT :: 225.19

WISWESSER LINE NOTATION :: .ZN..E2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Cytogenetic analysis

TEST SYSTEM :: Rodent - rat Ascites tumor

DOSE/DURATION :: 800 mg/kg

REFERENCE :: GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 54,155,1963 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83367 No. of Facilities: 22 (estimated) No. of Industries: 2 No. of Occupations: 1 No. of Employees: 68 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83367 No. of Facilities: 221 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 442 (estimated) No. of Female Employees: 221 (estimated)

溴化锌安全信息

[ 符号 ]:

GHS05, GHS07, GHS09

[ 信号词 ]:
Danger

[ 危害声明 ]:
H302-H314-H317-H411

[ 警示性声明 ]:
P273-P280-P305 + P351 + P338-P310

[ 个人防护装备 ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
C:Corrosive

[ 风险声明 (欧洲) ]:
R34;R50

[ 安全声明 (欧洲) ]:
S26-S29-S36/37/39-S45-S61

[ 危险品运输编码 ]:
UN 3260

[ WGK德国 ]:
3

[ RTECS号 ]:
ZH1150000

[ 包装等级 ]:
II

[ 危险类别 ]:
8

溴化锌制备

1.直接法纯金属锌与精溴在二氧化碳气氛中加热反应，经蒸馏制得溴化锌。其反应方程式如下：

2.将电解得到的纯净锌粉放入盛有氢溴酸和溴水混合液的石英器皿中，并加热蒸煮，使Zn充分反应。过滤，以去除多余的锌粉，然后蒸发结晶。将所得晶体放于稀氢溴酸中进行重结晶；并用离心分离方法将晶体从母液中分离出来。最后，将重结晶产品置于HBrN2气流中进行升华提纯，便可得到无水高纯的ZnBr2产品。

溴化锌文献

Asymmetric Rh-catalyzed intermolecular hydroacylation of 1,5-hexadiene with salicylaldehyde.

Chem. Pharm. Bull. 57(10) , 1158-60, (2009)

Asymmetric intermolecular hydroacylation between salicylaldehyde (1) and 1,5-hexadiene (2) using a combination of [RhCl(C(8)H(14))(2)](2) (0.10 eq), (S)-BINAP (0.10 eq), and ZnBr(2) (0.20 eq) afforded...

Palladium-catalyzed cross-coupling of cyclopropylmagnesium bromide with aryl bromides mediated by zinc halide additives.

J. Org. Chem. 75(19) , 6677-80, (2010)

The key Pd-catalyzed cross-coupling of aryl bromides or triflates and cyclopropylmagnesium bromide in the presence of substoichiometric amounts of zinc bromide produces cyclopropyl arenes in good to e...

Synthesis of tri- or tetrasubstituted pyrimidine derivatives through the [5+1] annulation of enamidines with either N,N-dimethylformamide dialkyl acetals or orthoesters and their application in a ring transformation of pyrimidines to pyrido[2,3-d]pyrimidin-5-one derivatives.

Chemistry 17(34) , 9385-94, (2011)

The [5+1] annulation of enamidines, which were prepared from functionalized silanes, organolithium compounds and two nitriles, with N,N-dimethylformamide dialkyl acetals as the C1 unit is described, l...

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溴化锌