溴化钙

  • 基本信息
  • 制备方法及用途
  • 物化性质
  • 安全信息
  • 毒理性
  • MSDS
  • 结构与计算化学
  • 上游产品
  • 下游产品

溴化钙 基本信息

中文名称:
溴化钙 
中文别名:
溴化钙;
Rubidium-bromid;
Rubidium bromide (RbBr);
CCRIS 9265;
Dyetone;
HSDB 2185;
NSC 77383;
Neutralizer K-126;
Neutralizer K-140;
Neutralizer K-938;
Sodium bromate (NaBrO3);
Sodium bromate(DOT);
Bromic acid, sodium salt (1:1);
Sodium bromate [UN1494] [Oxidizer];
UN1494;
Sodium bromate;
Fluorine, compressed;
Fluorine, compressed [UN1045] [Poison gas];
RCRA waste no. P056;
UN1045;
fluoranyl;
Fluorine;
Copper(II) sulfate pe 
英文名称:
Calcium bromide anhydrous
英文别名:
calcium dibromide;
calcium bromide;
Calcium bromide, ultra dry 
CAS No.:
7789-41-5
分 子 式:

Br2Ca

分 子 量:
199.89
精确分子量:
197.79900
PSA:
0.00000
MDL:
MFCD00010902
EINECS:
232-164-6
InChI:
InChI=1/2BrH.Ca/h2*1H;/q;;+2/p-2
危险品标志:

风险术语:

R38   

安全术语:

S22;S24/25

分子结构式:
SDS:
查看

溴化钙 制备方法及用途

制备方法

1.溴化亚铁法

合成制备方法

1.溴化亚铁法

用途简介

主要用作海洋石油钻井完井液,固井液,修井液。

用途

1.用于石油钻井。也用于制造溴化铵及光敏纸、灭火剂、制冷剂等。医药上用作中枢神经抑制药,具有抑制、镇静作用,用以治疗神经衰弱、癫痫等症。

溴化钙 物化性质

外观与性状:
白色粉末
密度:
3.353 g/mL at 25 °C(lit.)
熔点:
730°C
沸点:
806-812°C
闪点:
806-812°C
存储条件/存储方法:
库房通风低温干燥
稳定性相关:

如果遵照规格使用和储存则不会分解

避免接触水分/潮湿.受高热则溢出溴而成氧化钙。极易溶于水,水溶液显中性;溶于乙醇、丙酮和酸;微溶于甲醇、液氨;不溶于乙醚或氯仿。可与碱金属卤化物形成复盐。有很强的吸湿性。易溶于水,在100g水中的溶解度为142g(20℃),微溶于乙醇和丙酮。

其它信息:

1.      性状:白色块状物。无臭,味咸而苦。易潮解。在空气中久置变黄。

2.      密度(g/mL 25ºC):3.25

3.      相对蒸汽密度(g/mL,空气=1):未确定

4.      熔点(ºC):730

5.      沸点(ºC,常压):806-812

6.      沸点(ºC,5.2kPa):未确定

7.      折射率(n20/D):未确定

8.      闪点(ºC,):806-812

9.      比旋光度(º):未确定

10.   自燃点或引燃温度(ºC):未确定

11.   蒸气压(kPa,25ºC):未确定

12.   饱和蒸气压(kPa,60ºC):未确定

13.   燃烧热(KJ/mol):未确定

14.   临界温度(ºC):未确定

15.   临界压力(KPa):未确定

16.   油水(辛醇/水)分配系数的对数值(25℃):未确定

17.   爆炸上限(%,V/V):未确定

18.   爆炸下限(%,V/V):未确定

19.   溶解性(mg/mL):溶于乙醇、丙酮和酸;微溶于甲醇、液氨;不溶于乙醚或氯仿

溴化钙 安全信息

海关代码:
2827590000
WGK_Germany:
2
德国有关水污染物质的分类清单
危险类别码:
R38
安全说明:
S22-S24/25
RTECS号:
EV9328000
安全标志:
S22:不要吸入粉尘。
S24/25:防止皮肤和眼睛接触。
危险标志:
Xi:Irritant

溴化钙 毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EV9328000
CHEMICAL NAME :
Calcium bromide
CAS REGISTRY NUMBER :
7789-41-5
LAST UPDATED :
199712
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
Br2-Ca
MOLECULAR WEIGHT :
199.90
WISWESSER LINE NOTATION :
.CA..E2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4100 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory depression Skin and Appendages - hair
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
437 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Behavioral - altered sleep time (including change in righting reflex) Behavioral - ataxia
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
740 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - ataxia Lungs, Thorax, or Respiration - respiratory depression
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1580 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - rat Ascites tumor
DOSE/DURATION :
2300 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 : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X1726 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 51 (estimated)
生态数据:

对水是稍微危害的,若无政府许可,勿将材料排入周围环境

溴化钙 MSDS

Name: Calcium bromide dihydrate 99+% Material Safety Data Sheet
Synonym: Calcium dibromide dihydrate
CAS: 7789-41-5
Section 1 - Chemical Product   MSDS Name:Calcium bromide dihydrate 99+% Material Safety Data Sheet
Synonym:Calcium dibromide dihydrate

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
7789-41-5 Calcium bromide dihydrate >99 unlisted
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
The toxicological properties of this material have not been fully investigated.Hygroscopic (absorbs moisture from the air).
Potential Health Effects
Eye:
May cause eye irritation. The toxicological properties of this material have not been fully investigated.
Skin:
May cause skin irritation. The toxicological properties of this material have not been fully investigated.
Ingestion:
Ingestion of large amounts may cause gastrointestinal irritation.
The toxicological properties of this substance have not been fully investigated.
Inhalation:
May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
Chronic:
No information found.

Section 4 - FIRST AID MEASURES
  Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. Wash clothing before reuse.
Ingestion:
Do not induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
  General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or appropriate foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
  General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions.
Provide ventilation.

Section 7 - HANDLING and STORAGE
  Handling:
Wash thoroughly after handling. Wash hands before eating. Use with adequate ventilation. Minimize dust generation and accumulation.
Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
Storage:
Store in a cool, dry, well-ventilated area away from incompatible substances. Store protected from moisture.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 7789-41-5: CAS# 22208-73-7: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Solid
Color: white to off-white
Odor: Odorless.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: Not applicable.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: soluble in alcohol and acetone
Specific Gravity/Density:
Molecular Formula: Br2Ca.2H2O
Molecular Weight: 235.93

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Dust generation, excess heat, exposure to moist air or water.
Incompatibilities with Other Materials:
Sulfuric acid, isocyanates.
Hazardous Decomposition Products:
Irritating and toxic fumes and gases, hydrogen bromide.
Hazardous Polymerization: Will not occur.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 7789-41-5: EV9328000 CAS# 22208-73-7 unlisted.
LD50/LC50:
CAS# 7789-41-5: Oral, rat: LD50 = 4100 mg/kg.
CAS# 22208-73-7.
Carcinogenicity:
Calcium bromide (CaBr2) - Not listed by ACGIH, IARC, or NTP.
Calcium bromide dihydrate - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.

Section 12 - ECOLOGICAL INFORMATION
 

Section 13 - DISPOSAL CONSIDERATIONS
  Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION
 
IATA
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
IMO
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
RID/ADR
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing group:

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
S 28A After contact with skin, wash immediately with
plenty of water.
S 37 Wear suitable gloves.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 7789-41-5: 1
CAS# 22208-73-7: No information available.
Canada
CAS# 7789-41-5 is listed on Canada's DSL List.
CAS# 7789-41-5 is not listed on Canada's Ingredient Disclosure List.
CAS# 22208-73-7 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 7789-41-5 is listed on the TSCA inventory.
CAS# 22208-73-7 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

溴化钙 分子结构与计算化学数据

计算化学数据

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:0

3.氢键受体数量:2

4.可旋转化学键数量:0

5.互变异构体数量:无

6.拓扑分子极性表面积0

7.重原子数量:3

8.表面电荷:0

9.复杂度:0

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:3

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