1,2,4-Triazin-5(2H)-one,3,4-dihydro-2-b-D-ribofuranosyl-3-thioxo-

物化性质

密度：

2.02g/cm3

熔点：

201-203ºC(lit.)

折射率：

1.827

存储条件/存储方法：

密闭于-20 ºC阴凉干燥环境中

稳定性相关：

遵照规定使用和储存则不会分解。

其它信息：

1. 性状：白色至淡黄色

2. 密度（g/mL,25/4℃）：无可用

3. 相对蒸汽密度（g/mL,空气=1）：无可用

4. 熔点（ºC）：201-203

5. 沸点（ºC,常压）：无可用

6. 沸点（ºC,5.2kPa）：无可用

7. 折射率：无可用

8. 闪点（ºC）：无可用

9. 比旋光度（º）：无可用

10. 自燃点或引燃温度（ºC）：无可用

11. 蒸气压（kPa,25ºC）：无可用

12. 饱和蒸气压（kPa,60ºC）：无可用

13. 燃烧热（KJ/mol）：无可用

14. 临界温度（ºC）：无可用

15. 临界压力（KPa）：无可用

16. 油水（辛醇/水）分配系数的对数值：无可用

17. 爆炸上限（%,V/V）：无可用

18. 爆炸下限（%,V/V）：无可用

19. 溶解性：无可用

安全信息

密度：

2.02g/cm3

熔点：

201-203ºC(lit.)

折射率：

1.827

存储条件/存储方法：

密闭于-20 ºC阴凉干燥环境中

稳定性相关：

遵照规定使用和储存则不会分解。

其它信息：

1. 性状：白色至淡黄色

2. 密度（g/mL,25/4℃）：无可用

3. 相对蒸汽密度（g/mL,空气=1）：无可用

4. 熔点（ºC）：201-203

5. 沸点（ºC,常压）：无可用

6. 沸点（ºC,5.2kPa）：无可用

7. 折射率：无可用

8. 闪点（ºC）：无可用

9. 比旋光度（º）：无可用

10. 自燃点或引燃温度（ºC）：无可用

11. 蒸气压（kPa,25ºC）：无可用

12. 饱和蒸气压（kPa,60ºC）：无可用

13. 燃烧热（KJ/mol）：无可用

14. 临界温度（ºC）：无可用

15. 临界压力（KPa）：无可用

16. 油水（辛醇/水）分配系数的对数值：无可用

17. 爆炸上限（%,V/V）：无可用

18. 爆炸下限（%,V/V）：无可用

19. 溶解性：无可用

毒理性

生态数据：

该物质对环境可能有危害，对水体应给予特别注意。

MSDS

Version 1.2
Regulation (EC) No 1907/2006
1 - Product and Company Information
Product Name2-THIO-6-AZAURIDINE
2 - Hazards Identification
3 - Composition/Information on Ingredients
Product NameCAS #EC noAnnex I
Index Number
2-THIO-6-AZAURIDINE27089-56-1 248-218-7 None
FormulaC8H11N3O5S
Molecular Weight 261,2600 AMU
4 - First Aid Measures
AFTER INHALATION
If inhaled, remove to fresh air. If breathing becomes difficult,
call a physician.
AFTER SKIN CONTACT
In case of skin contact, flush with copious amounts of water for
at least 15 minutes. Remove contaminated clothing and shoes.
Call a physician.
AFTER EYE CONTACT
In case of contact with eyes, flush with copious amounts of
water for at least 15 minutes. Assure adequate flushing by
separating the eyelids with fingers. Call a physician.
AFTER INGESTION
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.
5 - Fire Fighting Measures
EXTINGUISHING MEDIA
Suitable: Water spray. Carbon dioxide, dry chemical powder, or
SIGMAwww.molbase.com
appropriate foam.
SPECIAL RISKS
Specific Hazard(s): Emits toxic fumes under fire conditions.
SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
Wear self-contained breathing apparatus and protective clothing
to prevent contact with skin and eyes.
6 - Accidental Release Measures
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear protective equipment.
METHODS FOR CLEANING UP
Sweep up, place in a bag and hold for waste disposal. Avoid
raising dust. Ventilate area and wash spill site after material
pickup is complete.
7 - Handling and Storage
STORAGE
Store at -20°C
8 - Exposure Controls / Personal Protection
ENGINEERING CONTROLS
Mechanical exhaust required.
PERSONAL PROTECTIVE EQUIPMENT
Special Protective Measures: Wear appropriate government approved
respirator, chemical-resistant gloves, safety goggles, other
protective clothing.
9 - Physical and Chemical Properties
pH N/A
BP/BP RangeN/A
MP/MP Range201,000. - 203,000 °
C.
Flash PointN/A
FlammabilityN/A
Autoignition TempN/A
Oxidizing Properties N/A
Explosive Properties N/A
Explosion LimitsN/A
Vapor PressureN/A
Partition Coefficient N/A
ViscosityN/A
Vapor DensityN/A
Saturated Vapor Conc. N/A
Evaporation RateN/A
Bulk DensityN/A
Decomposition Temp.N/A
Solvent ContentN/A
Water ContentN/A
Surface TensionN/A
ConductivityN/A
Miscellaneous DataN/A
SolubilityN/A
SIGMAwww.molbase.com
10 - Stability and Reactivity
STABILITY
Stable: Stable.
HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Carbon monoxide, Carbon dioxide,
Nitrogen oxides, Sulfur oxides.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
11 - Toxicological Information
ROUTE OF EXPOSURE
Multiple Routes: May cause irritation. May be harmful by
inhalation, ingestion, or skin absorption.
CONDITIONS AGGRAVATED BY EXPOSURE
The toxicological properties have not been thoroughly
investigated.
12 - Ecological Information
No data available.
13 - Disposal Considerations
SUBSTANCE DISPOSAL
Dissolve or mix the material with a combustible solvent and burn
in a chemical incinerator equipped with an afterburner and
scrubber. Observe all federal, state, and local environmental
regulations.
14 - Transport Information
RID/ADR
Non-hazardous for road transport.
IMDG
Non-hazardous for sea transport.
IATA
Non-hazardous for air transport.
15 - Regulatory Information
COUNTRY SPECIFIC INFORMATION
Germany
WGK: 3
Self-Classification
16 - Other Information
WARRANTY
The above information is believed to be correct but does not
purport to be all inclusive and shall be used only as a guide. The
information in this document is based on the present state of our
SIGMAwww.molbase.com
knowledge and is applicable to the product with regard to
appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Inc.,
shall not be held liable for any damage resulting from handling or
from contact with the above product. See reverse side of invoice
or packing slip for additional terms and conditions of sale.
Copyright 2010 Co. License granted to make
unlimitedpaper copies for internal use only.
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
SIGMAwww.molbase.com
SECTION 16 - ADDITIONAL INFORMATION
N/A

分子结构与计算化学数据

分子结构数据

1、摩尔折射率：无可用

2、 摩尔体积（cm³/mol）：无可用

3、 等张比容（90.2K）：无可用

4、 表面张力（dyne/cm）：无可用

5、 极化率：无可用

计算化学数据

1、 疏水参数计算参考值（XlogP）：-1.5

2、 氢键供体数量：4

3、 氢键受体数量：6

4、 可旋转化学键数量：2

5、 拓扑分子极性表面积（TPSA）：115

6、 重原子数量：17

7、 表面电荷：0

8、 复杂度：376

9、 同位素原子数量：0

10、 确定原子立构中心数量：0

11、 不确定原子立构中心数量：4

12、 确定化学键立构中心数量：0

13、 不确定化学键立构中心数量：0

14、 共价键单元数量：1