L-(+)-苏糖

L-(+)-苏糖 基本信息
CAS号 95-44-3 分子式 C4H8O4
分子量 120.10400 精确质量  120.04200
PSA  69.92000 LogP  -1.94320

等价的CAS号:

7558-94-3,95-43-2,95-44-3,533-49-3,583-50-6,1758-51-6,29825-68-1,29884-64-8,38982-45-5

基本信息 展开↓

CAS号:
95-44-3
3D弹球模型:
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分子式:
C4H8O4
分子量:
120.10400
中文名称:
L-(+)-苏糖
英文名称:
L-threose
中文别名:
L-(+)-苏糖;
L-苏阿糖
英文别名:
L-threose;
Threose;
(2R,3S)-2,3,4-trihydroxybutanal;
DL-Erythrose;
UNII-MHH79K1BVR;
L-threo-tetrose;
L-Threofuranose;
L-Threose;
Threose,L
精确分子量/精确质量:
120.04200
极性分子表面积/PSA:
69.92000
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:
MFCD00066540
EINECS:
202-419-6
PubChem:
24900465
InChI:
The Key: YTBSYETUWUMLBZ-IUYQGCFVSA-N

物化性质展开↓

外观与性状:
糖浆
密度:
1.698g/cm3
沸点:
290.6ºC at 760mmHg
闪点:
129.5ºC
折射率:
1.619

安全信息展开↓

海关代码:
2912491000

MSDS 展开↓

Name: L(+)-Threose Material Safety Data Sheet
Synonym:
CAS: 95-44-3
Section 1 - Chemical Product   MSDS Name:L(+)-Threose Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
95-44-3 L(+)-Threose 202-419-6
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:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container.

Section 7 - HANDLING and STORAGE
  Handling:
Use with adequate ventilation. 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.
Deep freeze (below -20C).

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 95-44-3: 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: Viscous liquid
Color: Not available.
Odor: Not available.
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 available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: 162 deg C
Solubility in water: Soluble.
Specific Gravity/Density:
Molecular Formula: C4H8O4
Molecular Weight: 120.11

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents, strong bases.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Will not occur.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 95-44-3 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
L(+)-Threose - 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
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
IMO
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
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 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 95-44-3: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 95-44-3 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 95-44-3 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

海关数据查看详细

中国海关编码:2912491000

概述:
2912491000. 醛醇. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%
摘要/Summary:
2912491000. other aldehyde-alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

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