50402-56-7

• 常用中文名：5-(2-氨基乙氨基)-1-萘磺酸
• 常用英文名：EDANS
• CAS号：50402-56-7
• 分子式：C₁₂H₁₄N₂O₃S
• 分子量：266.31600
• 相关类别： 有机原料 氨基化合物 磺酸类氨基化合物
• 发布时间：2018-12-11 19:39:42
• 更新时间：2024-01-10 10:20:59
• EDANS (1,5-EDANS) 是一种新型的淬灭荧光底物 (fluorogenic substrate),用于通过共振能量转移分析逆转录病毒蛋白酶。

名称

• 中文名: 5-(2-氨基乙基氨基)-1-萘磺酸
• 英文名: N-(Aminoethyl)-5-naphthylamine-1-sulfonic Acid
• 中文别名: 5-(2-氨基乙胺)-1-萘磺酸
• 英文别名: 5-(2-Aminoethylamino)-1-naphthalenesulfonic acid; 1,5-EDANS (N-(Aminoethyl)-5-naphthylamine-1-sulfonic acid; 5-(2-aminoethylamino)naphthalene-1-sulfonic acid; MFCD00066932; EINECS 256-575-5

物化性质

• 密度: 1.432 g/cm3
• 熔点: >350°C
• 分子式: C₁₂H₁₄N₂O₃S
• 分子量: 266.31600
• 精确质量: 266.07300
• PSA: 100.80000
• LogP: 3.31120
• 折射率: 1.691
• 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）:-1.3

  2.氢键供体数量:3

  3.氢键受体数量:5

  4.可旋转化学键数量:4

  5.互变异构体数量:无

  6.拓扑分子极性表面积101

  7.重原子数量:18

  8.表面电荷:0

  9.复杂度:366

  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:1

• 更多:

  1. 性状：未确定

  2. 密度（g/mL,25ºC）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：>350

  5. 沸点（ºC）：未确定

  6. 沸点（ºC，0.5mm hg）：未确定

  7. 折射率：未确定

  8. 闪点（ºC）：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,20ºC）：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

生物活性

• 描述: EDANS (1,5-EDANS) 是一种新型的淬灭荧光底物 (fluorogenic substrate),用于通过共振能量转移分析逆转录病毒蛋白酶。
• 相关类别:
  研究领域 >> 其他
  信号通路 >> 其他 >> 其他
• 体外研究: EDANS的肽序列来自HIV-1pr的天然加工位点[1]。重组HIV-1pr与荧光底物的孵育导致Tyr-Pro键的特异性裂解和荧光强度的时间依赖性增加,荧光强度与底物水解程度呈线性相关[1]。
• 参考文献:

  [1]. E D Matayoshi, et al. Novel fluorogenic substrates for assaying retroviral proteases by resonance energy transfer. Science. 1990 Feb 23;247(4945):954-8.

MSDS

SECTION 1: Identification of the substance/mixture and of the company/undertaking Product identifiers Product name: 5-(2-Aminoethylamino)-1-naphthalenesulfonic acid REACH No.: A registration number is not available for this substance as the substance or its uses are exempted from registration, the annual tonnage does not require a registration or the registration is envisaged for a later registration deadline. CAS-No.: 50402-56-7 Relevant identified uses of the substance or mixture and uses advised against Identified uses: Laboratory chemicals, Manufacture of substances SECTION 2: Hazards identification Classification of the substance or mixture Classification according to Regulation (EC) No 1272/2008 Acute toxicity, Oral (Category 4), H302 Skin irritation (Category 2), H315 Eye irritation (Category 2), H319 Skin sensitisation (Category 1), H317 Specific target organ toxicity - single exposure (Category 3), H335 For the full text of the H-Statements mentioned in this Section, see Section 16. Classification according to EU Directives 67/548/EEC or 1999/45/EC Xn HarmfulR22, R36/37/38, R43 For the full text of the R-phrases mentioned in this Section, see Section 16. Label elements Labelling according Regulation (EC) No 1272/2008 Pictogram Signal wordWarning Hazard statement(s) H302Harmful if swallowed. H315Causes skin irritation. H317May cause an allergic skin reaction. H319Causes serious eye irritation. H335May cause respiratory irritation. Precautionary statement(s) P261Avoid breathing dust. P280Wear protective gloves. P305 + P351 + P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Supplemental Hazardnone Statements Other hazards - none SECTION 3: Composition/information on ingredients Substances Chemical characterization : Natural product Synonyms: N-(Aminoethyl)-5-naphthylamine-1-sulfonic acid 1,5-EDANS Formula: C12H14N2O3S Molecular Weight: 266,32 g/mol CAS-No.: 50402-56-7 EC-No.: 256-575-5 Hazardous ingredients according to Regulation (EC) No 1272/2008 ComponentClassificationConcentration 5-(2-Aminoethylamino)naphthalene-1-sulphonic acid CAS-No.50402-56-7Acute Tox. 4; Skin Irrit. 2; Eye <= 100 % EC-No.256-575-5Irrit. 2; Skin Sens. 1; STOT SE 3; H302, H315, H317, H319, H335 Hazardous ingredients according to Directive 1999/45/EC ComponentClassificationConcentration 5-(2-Aminoethylamino)naphthalene-1-sulphonic acid CAS-No.50402-56-7Xn, R22 - R36/37/38 - R43<= 100 % EC-No.256-575-5 For the full text of the H-Statements and R-Phrases mentioned in this Section, see Section 16 SECTION 4: First aid measures Description of first aid measures General advice Consult a physician. Show this safety data sheet to the doctor in attendance. If inhaled If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician. In case of skin contact Wash off with soap and plenty of water. Consult a physician. In case of eye contact Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician. If swallowed Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician. Most important symptoms and effects, both acute and delayed The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in section 11 Indication of any immediate medical attention and special treatment needed no data available SECTION 5: Firefighting measures Extinguishing media Suitable extinguishing media Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide. Special hazards arising from the substance or mixture Carbon oxides, nitrogen oxides (NOx), Sulphur oxides Advice for firefighters Wear self contained breathing apparatus for fire fighting if necessary. Further information no data available SECTION 6: Accidental release measures Personal precautions, protective equipment and emergency procedures Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust. For personal protection see section 8. Environmental precautions Do not let product enter drains. Methods and materials for containment and cleaning up Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed containers for disposal. Reference to other sections For disposal see section 13. SECTION 7: Handling and storage Precautions for safe handling Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire protection. For precautions see section 2.2. Conditions for safe storage, including any incompatibilities Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Specific end use(s) A part from the uses mentioned in section 1.2 no other specific uses are stipulated SECTION 8: Exposure controls/personal protection Control parameters Components with workplace control parameters Exposure controls Appropriate engineering controls Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and at the end of workday. Personal protective equipment Eye/face protection Face shield and safety glasses Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Skin protection Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands. The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it. Full contact Material: Nitrile rubber Minimum layer thickness: 0,11 mm Break through time: 480 min Material tested:Dermatril® (KCL 740 / Z677272, Size M) Splash contact Material: Nitrile rubber Minimum layer thickness: 0,11 mm Break through time: 480 min Material tested:Dermatril® (KCL 740 / Z677272, Size M) data source: KCL GmbH, D-36124 Eichenzell, phone +49 (0)6659 87300, test method: EN374 If used in solution, or mixed with other substances, and under conditions which differ from EN 374, contact the supplier of the CE approved gloves. This recommendation is advisory only and must be evaluated by an industrial hygienist and safety officer familiar with the specific situation of anticipated use by our customers. It should not be construed as offering an approval for any specific use scenario. Body Protection Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace. Respiratory protection For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle respirator.For higher level protection use type OV/AG/P99 (US) or type ABEK-P2 (EU EN 143) respirator cartridges. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Control of environmental exposure Do not let product enter drains. SECTION 9: Physical and chemical properties Information on basic physical and chemical properties a) AppearanceForm: solid b) Odourno data available c) Odour Thresholdno data available d) pHno data available e) Melting point/freezingMelting point/range: 300 °C point f) Initial boiling point and no data available boiling range g) Flash pointno data available h) Evapouration rateno data available i) Flammability (solid, gas) no data available j) Upper/lowerno data available flammability or explosive limits k) Vapour pressureno data available l) Vapour densityno data available m) Relative densityno data available n) Water solubilityno data available o) Partition coefficient: n- no data available octanol/water p) Auto-ignitionno data available temperature q) Decompositionno data available temperature r) Viscosityno data available s) Explosive propertiesno data available t) Oxidizing propertiesno data available Other safety information no data available SECTION 10: Stability and reactivity Reactivity no data available Chemical stability Stable under recommended storage conditions. Possibility of hazardous reactions no data available Conditions to avoid no data available Incompatible materials Oxidizing agents Hazardous decomposition products Other decomposition products - no data available In the event of fire: see section 5 SECTION 11: Toxicological information Information on toxicological effects Acute toxicity no data available Skin corrosion/irritation no data available Serious eye damage/eye irritation no data available Respiratory or skin sensitisation Germ cell mutagenicity no data available Carcinogenicity IARC:No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC. Reproductive toxicity no data available Specific target organ toxicity - single exposure Inhalation - May cause respiratory irritation. Specific target organ toxicity - repeated exposure no data available Aspiration hazard no data available Additional Information RTECS: Not available To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated. SECTION 12: Ecological information Toxicity no data available Persistence and degradability no data available Bioaccumulative potential no data available Mobility in soil no data available Results of PBT and vPvB assessment PBT/vPvB assessment not available as chemical safety assessment not required/not conducted Other adverse effects no data available SECTION 13: Disposal considerations Waste treatment methods Product Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a licensed professional waste disposal service to dispose of this material. Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber. Contaminated packaging Dispose of as unused product. SECTION 14: Transport information UN number ADR/RID: -IMDG: -IATA: - UN proper shipping name ADR/RID: Not dangerous goods IMDG: Not dangerous goods IATA:Not dangerous goods Transport hazard class(es) ADR/RID: -IMDG: -IATA: - Packaging group ADR/RID: -IMDG: -IATA: - Environmental hazards ADR/RID: noIMDG Marine pollutant: noIATA: no Special precautions for user no data available SECTION 15 - REGULATORY INFORMATION N/A SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

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

• 危害码 (欧洲): Xn: Harmful;
• 风险声明 (欧洲): 22-36/37/38-43
• 安全声明 (欧洲): S26-S27-S36/37/39-S45
• WGK德国: 3
• 海关编码: 2921590090

合成路线

5419-77-2 107-15-3 ~% 50402-56-7

文献：O'Connor, Naphtali A.; Sakata, Steven T.; Zhu, Huide; Shea, Kenneth J. Organic Letters, 2006 , vol. 8, # 8 p. 1581 - 1584

上下游产品

上游产品  2
5419-77-2 107-15-3
下游产品  0

海关

海关编码	2921590090
中文概述	2921590090. 其他芳香多胺及衍生物及它们的盐. 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:30.0%
申报要素	品名, 成分含量, 用途
Summary	2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%