53918-03-9

53918-03-9结构式
53918-03-9结构式

化源商城直购

中文名 2-巯基苯并咪唑-5-磺酸钠二水合物
英文名 sodium,2-sulfanylidene-1,3-dihydrobenzimidazole-5-sulfonate
中文别名 2-巯基-1H-苯并[D]咪唑-5-磺酸钠盐
英文别名 EINECS 258-862-0
SODIUM 2-MERCAPTO-1H-BENZO[D]IMIDAZOLE-5-SULFONATE
MFCD00192260
2-mercapto-5-benzimidazole-sulfonic acid sodium salt
sodium 2-mercapto-1H-benzimidazole-6-sulfonate hydrate
熔点 300ºC
分子式 C7H5N2NaO3S2
分子量 252.24600
精确质量 251.96400
PSA 133.06000
LogP 1.83650
外观性状 白色固体晶体
储存条件

保持贮藏器密封、储存在阴凉、干燥的地方,确保工作间有良好的通风或排气装置

稳定性

如果遵照规格使用和储存则不会分解,未有已知危险反应

计算化学

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:2

3.氢键受体数量:4

4.可旋转化学键数量:1

5.互变异构体数量:3

6.拓扑分子极性表面积122

7.重原子数量:15

8.表面电荷:0

9.复杂度:354

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:2

更多

1. 性状:未确定

2. 密度(g/mL,20ºC):未确定

3. 相对蒸汽密度(g/mL,空气=1): 未确定

4. 熔点(ºC):300

5. 沸点(ºC):未确定

6. 沸点(ºC,0.1mm hg):未确定

7. 折射率:未确定

8. 闪点(°F):未确定

9. 比旋光度(ºC):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: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:未确定

Name: Sodium 2-mercapto-1H-benzo[d]imidazole-5-sulfonate 97% Material Safety Data Sheet
Synonym:
CAS: 53918-03-9
Section 1 - Chemical Product MSDS Name:Sodium 2-mercapto-1H-benzo[d]imidazole-5-sulfonate 97% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
53918-03-9 Sodium 2-mercapto-1H-benzo[d]imidazole 97% 258-862-0
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Not available.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
May cause respiratory tract irritation. May be harmful if inhaled.
Chronic:
Not available.

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:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately.
Notes to Physician:
Treat symptomatically and supportively.

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.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical 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.

Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 53918-03-9: Personal Protective Equipment Eyes: Not available.
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
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: > 300 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C7H5N2NaO3S2
Molecular Weight: 252

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Oxidizing agents.
Hazardous Decomposition Products:
Hydrogen cyanide, nitrogen oxides, carbon monoxide, oxides of sulfur, carbon dioxide, toxic fumes of sodium oxide, sodium oxide, sodium monoxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 53918-03-9 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Sodium 2-mercapto-1H-benzo[d]imidazole-5-sulfonate - Not listed by ACGIH, IARC, or NTP.

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
No information available.
IMO
No information available.
RID/ADR
No information available.

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.
WGK (Water Danger/Protection)
CAS# 53918-03-9: No information available.
Canada
CAS# 53918-03-9 is listed on Canada's DSL List.
CAS# 53918-03-9 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 53918-03-9 is listed on the TSCA inventory.


SECTION 16 - ADDITIONAL INFORMATION
N/A

生态学数据:

对水是稍微有危害的不要让未稀释或大量的产品接触地下水、水道或者污水系统,若无政府许可,勿将材料排入周围环境

安全声明 (欧洲) S24/25
海关编码 2933990090
海关编码 2933990090
中文概述 2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素 品名, 成分含量, 用途, 乌洛托品请注明外观, 6-己内酰胺请注明外观, 签约日期
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%