D-半胱氨酸

D-半胱氨酸 基本信息
CAS号 921-01-7 分子式 C3H7NO2S
分子量 121.15842 精确质量  121.01975
PSA  102.12000 LogP  0.02840

等价的CAS号:

921-01-7,3374-22-9,4371-52-2,40143-64-4,40143-66-6,40143-69-9,52-90-4

基本信息 展开↓

CAS号:
921-01-7
3D弹球模型:
立即前往扯扯看
分子式:
C3H7NO2S
分子量:
121.15842
中文名称:
D-半胱氨酸
英文名称:
D-Cysteine
中文别名:
D-半胱氨酸;
(S)-2-氨基-3-巯基丙酸
英文别名:
D-Cysteine;
Cysteine, D- (8CI);
(S)-Cysteine
精确分子量/精确质量:
121.01975
极性分子表面积/PSA:
102.12000
油水分配系数/LogP:

LogP值指的是某物质在正辛醇/水两相体系中的分配系数的对数值,反映了物质在油水两相中的分配情况。其中、LogP值越大,说明该物质越亲油;反之,LogP值越小,则说明该物质越亲水。
贝尔斯坦号/MDL:
MFCD00066461
EINECS:
213-062-0
PubChem:
24858111
BRN:
1721407
InChI:
InChI=1/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m1/s1

生产制备方法及用途展开↓

制备方法


用于有机合成

用途简介


用途


用于有机合成

物化性质展开↓

外观与性状:
白色晶体或结晶粉末
密度:
1.334 g/cm3
熔点:
230ºC
沸点:
293.9ºC at 760 mmHg
闪点:
131.5ºC
折射率:
1.549
存储条件/存储方法:

-20℃,避光,通风干燥处

稳定性相关:

常温常压下稳定

其它信息:

1.       性状:未确定

2.       密度(g/mL,15):未确定

3.       相对蒸汽密度(g/mL,空气=1):未确定

4.       熔点(ºC): -230

5.       沸点(ºC,常压):未确定

6.       折射率未确定

7.       闪点(ºC):未确定

8.       自燃点或引燃温度(ºC):未确定

9.       蒸气压(kPa,25ºC):未确定

10.    饱和蒸气压(kPa,60ºC):未确定

11.    燃烧热(KJ/mol):未确定

12.    临界温度(ºC):未确定

13.    临界压力(KPa):未确定

14.    油水(辛醇/水)分配系数的对数值:未确定

15.    爆炸上限(%,V/V):未确定

16.    爆炸下限(%,V/V):未确定

溶解性:未确定

安全信息展开↓

海关代码:
29309013
WGK_Germany:
3
德国有关水污染物质的分类清单
危险类别码:
R36/37/38
安全说明:
26-36/37/39
危险标志:
Xi: Irritant;

合成路线查看所有的合成路线

  • 498-59-9

    甲烯胱氨酸

  • +

  • 7664-93-9

    硫酸

  • 50-00-0

    甲醛

  • +

  • 921-01-7

    D-半胱氨酸

  • 95-20-5

    2-甲基吲哚

  • +

  • 7647-01-0

    氯化氢

  • +

  • 56-89-3

    L-胱氨酸

  • 921-01-7

    D-半胱氨酸

  • 7218-04-4

    2-acetamido-3-sulfanylpropanoic acid

  • 921-01-7

    D-半胱氨酸

  • +

  • 56-89-3

    L-胱氨酸

毒理性展开↓

生态数据:

通常对水是不危害的,若无政府许可,勿将材料排入周围环境

MSDS 展开↓

  Material Safety Data Sheet

Section 1. Identification of the substance
    Product Name:      D-Cysteine    
    Synonyms:

Section 2. Hazards identification
    Harmful by inhalation, in contact with skin, and if swallowed.
    H302:        Harmful if swallowed    
    P264:        Wash thoroughly after handling    
    P270:        Do not eat, drink or smoke when using this product    
    P301+P312:        IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell    
    P330:        Rinse mouth    

Section 3. Composition/information on ingredients.
    Ingredient name:        D-Cysteine    
    CAS number:        921-01-7    

Section 4. First aid measures
    Skin contact:        Immediately wash skin with copious amounts of water for at least 15 minutes while removing    
    contaminated clothing and shoes. If irritation persists, seek medical attention.
    Eye contact:        Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate    
    flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
    attention.
    Inhalation:        Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.    
    Ingestion:        Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.    

Section 5. Fire fighting measures
    In the event of a fire involving this material, alone or in combination with other materials, use dry
    powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
    should be worn.

Section 6. Accidental release measures
    Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
    standards.
    Respiratory precaution:        Wear approved mask/respirator    
    Hand precaution:        Wear suitable gloves/gauntlets    
    Skin protection:        Wear suitable protective clothing    
    Eye protection:        Wear suitable eye protection    
    Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
    for disposal. See section 12.
    Environmental precautions: Do not allow material to enter drains or water courses.

Section 7. Handling and storage
    This product should be handled only by, or under the close supervision of, those properly qualified
    Handling:
    in the handling and use of potentially hazardous chemicals, who should take into account the fire,
    health and chemical hazard data given on this sheet.
    Storage:        Store in closed vessels, refrigerated.    

Section 8. Exposure Controls / Personal protection
    Engineering Controls: Use only in a chemical fume hood.
    Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
    General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section 9. Physical and chemical properties
    Appearance:        Not specified    
    Boiling point:        No data    
    Melting point:        No data    
    Flash point:        No data    
    Density:        No data    
    Molecular formula: C3H7NO2S
    Molecular weight: 121.2

Section 10. Stability and reactivity
    Conditions to avoid: Heat, flames and sparks.
    Materials to avoid: Oxidizing agents.
    Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, sulfur oxides.

Section 11. Toxicological information
    No data.

Section 12. Ecological information
    No data.

Section 13. Disposal consideration
    Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
    disposal authority, in accordance with national and regional regulations.

Section 14. Transportation information
    Non-harzardous for air and ground transportation.

Section 15. Regulatory information
    No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
    302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
    Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

分子结构与计算化学数据展开↓

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:3

3.氢键受体数量:4

4.可旋转化学键数量:2

5.互变异构体数量:无

6.拓扑分子极性表面积64.3

7.重原子数量:7

8.表面电荷:0

9.复杂度:75.3

10.同位素原子数量:0

11.确定原子立构中心数量:1

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:1

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