D-阿拉伯糖

D-阿拉伯糖 基本信息
CAS号 28697-53-2 分子式 C5H10O5
分子量 150.13000 精确质量  150.05300
PSA  90.15000 LogP  -2.58230

等价的CAS号:

87-72-9,608-45-7,608-46-8,608-47-9,2460-44-8,6748-95-4,6763-34-4,7261-26-9,7283-06-9,7283-07-0,7296-55-1,7296-56-2,7296-58-4,7296-59-5,7296-60-8,7296-61-9,7296-62-0,7322-30-7,10257-31-5,10257-32-6,10257-33-7,10257-34-8,10257-35-9,19982-83-3,20242-88-0,28697-53-2,36562-42-2,89299-64-9,107655-34-5,115794-06-4,115794-07-5,130550-15-1,130606-21-2,41546-41-2

基本信息 展开↓

CAS号:
28697-53-2
3D弹球模型:
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分子式:
C5H10O5
分子量:
150.13000
中文名称:
D-阿拉伯糖
英文名称:
D(-)-Arabinose
中文别名:
D-阿拉伯糖;
D-(-)-树胶醛糖
英文别名:
D(-)-Arabinose;
D-Arabinose
精确分子量/精确质量:
150.05300
极性分子表面积/PSA:
90.15000
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。
EINECS:
233-708-5
InChI:
The Key: SRBFZHDQGSBBOR-AEQNFAKKSA-N

生产制备方法及用途展开↓

制备方法


1、 可用葡萄糖酸钙在三价铁离子参与下以过氧化氢氧化降价制得。亦可从植物中分离得到。

合成制备方法


1、   可用葡萄糖酸钙在三价铁离子参与下以过氧化氢氧化降价制得。亦可从植物中分离得到。

用途简介


1、 阿糖胞苷的中间体,也可作生化试剂(作细菌培养剂)。 2、 用作甜味剂

用途


1、   阿糖胞苷的中间体,也可作生化试剂(作细菌培养剂)。

2、   用作甜味剂

物化性质展开↓

外观与性状:
白色结晶粉末
密度:
1.757 g/cm3
熔点:
152-160ºC
沸点:
333.2ºC at 760 mmHg
闪点:
155.3ºC
存储条件/存储方法:

密封、在温室保存

稳定性相关:

常温常压下稳定

其它信息:

1.         性状:无味的白色晶体

2.         密度(g/mL,25℃):未确定

3.         相对蒸汽密度(g/mL,空气=1):1.585

4.         熔点(ºC):162-164

5.         晶相相标准燃烧热(焓)(kJ·mol-1):-2338.8

6.         晶相标准声称热(焓)( kJ·mol-1):-1057.9

7.         折射率:n20/D 1.585

8.         闪点(ºC):. 未确定

9.         比旋光度(º):-103.5

10.      自燃点或引燃温度(ºC):未确定

11.      蒸气压(Pa,20ºC):未确定

12.      饱和蒸气压(KPa,20ºC):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:水:20ºC ,1M,澄清,无味

安全信息展开↓

海关代码:
2940000000
安全说明:
S24/25
安全标志:
S24/25:防止皮肤和眼睛接触。

化学图谱

  1. D-阿拉伯糖核磁图(13CNMR)

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毒理性展开↓

生态数据:

若无政府许可,勿将材料排入周围环境。

MSDS 展开↓

Name: D-(-)-Arabinose P.A. Material Safety Data Sheet
Synonym: None known
CAS: 28697-53-2
Section 1 - Chemical Product   MSDS Name:D-(-)-Arabinose P.A. Material Safety Data Sheet
Synonym:None known

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
28697-53-2 D-(-)-Arabinose 100.0 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.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. May cause erythema (redness) and edema (fluid buildup) with crusting and scaling.
Ingestion:
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. 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:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
Ingestion:
Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
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.
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.
Non-combustible, substance itself does not burn but may decompose upon heating to produce irritating, corrosive and/or toxic fumes.
Extinguishing Media:
Substance is noncombustible; use agent most appropriate to extinguish surrounding fire. 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. 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 tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

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# 28697-53-2: 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:
A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant respirator use.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Crystalline powder
Color: white crystalline powder
Odor: none reported
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 162-164C
Autoignition Temperature: Not applicable.
Flash Point: Not applicable.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: Soluble.
Specific Gravity/Density:
Molecular Formula: C5H10O5
Molecular Weight: 150.067

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable at room temperature in closed containers under normal storage and handling conditions.
Conditions to Avoid:
Incompatible materials, dust generation, excess heat.
Incompatibilities with Other Materials:
Oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 28697-53-2 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
D-(-)-Arabinose - 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
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
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# 28697-53-2: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 28697-53-2 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 28697-53-2 is not listed on the TSCA inventory.
It is for research and development use only.


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):-2.5

2、   氢键供体数量:4

3、   氢键受体数量:5

4、   可旋转化学键数量:0

5、   互变异构体数量:

6、   拓扑分子极性表面积(TPSA):90.2

7、   重原子数量:10

8、   表面电荷:0

9、   复杂度:117

10、 同位素原子数量:0

11、 确定原子立构中心数量:4

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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