7728-40-7

• 常用中文名：去乙基利多卡因
• 常用英文名：Monoethylglycinexylidide
• CAS号：7728-40-7
• 分子式：C₁₂H₁₈N₂O
• 分子量：206.28
• 相关类别： 研究领域 炎症/免疫
• 发布时间：2018-02-28 08:00:00
• 更新时间：2024-01-03 10:32:45
• 单乙基甘氨酰亚胺是利多卡因(HY-B0185)的代谢产物,通过肝脏细胞色素P-450酶对木质素进行氧化N-脱乙基[1]。

名称

• 中文名: 去乙基利多卡因
• 英文名: monoethylglycinexylidide
• 中文别名: 盐酸单乙基甘氨酸二甲基苯胺
• 英文别名: monoethylglycine-2,6-xylidide; monoethyl glycine xylidide; MEGX; N-Ethylglycinexylidide; ethylaminoacet-2,6-xylidide; L 86; Ethylglycylxylidide; desmethyllidocaine; 2-ethylamino-2',6'-dimethylacetanilide; Norlidocaine; 2-Ethylamino-2,6-acetoxylidine; 2-Ethylamino-2',6'-acetoxylidide; N-(2,6-dimethylphenyl)-2-(ethylamino)acetamide

物化性质

• 密度: 1.047g/cm3
• 沸点: 335.6ºC at 760 mmHg
• 熔点: 242-245ºC
• 分子式: C₁₂H₁₈N₂O
• 分子量: 206.28
• 闪点: 127.8ºC
• 精确质量: 206.14200
• PSA: 41.13000
• LogP: 2.31530
• 外观性状: 固体
• 折射率: 1.553
• 储存条件: 2-8°C

生物活性

• 描述: 单乙基甘氨酰亚胺是利多卡因(HY-B0185)的代谢产物,通过肝脏细胞色素P-450酶对木质素进行氧化N-脱乙基[1]。
• 相关类别:
  研究领域 >> 炎症/免疫
  研究领域 >> 代谢疾病
• 参考文献:

  [1]. Y S Huang, et al. Measuring lidocaine metabolite--monoethylglycinexylidide as a quantitative index of hepatic function in adults with chronic hepatitis and cirrhosis. J Hepatol. 1993 Aug;19(1):140-7.

MSDS

SECTION 1: Identification of the substance/mixture and of the company/undertaking Product identifiers Product name: MEGX 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.: 7728-40-7 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 3), H301 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 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 wordDanger Hazard statement(s) H301Toxic if swallowed. Precautionary statement(s) P301 + P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/ physician. Supplemental Hazardnone Statements Other hazards - none SECTION 3: Composition/information on ingredients Substances Synonyms: N-(2,6-dimethylphenyl)-2-(ethylamino)acetamide Monoethylglycinexylidide Norlidocaine Formula: C12H18N2O Molecular Weight: 206,28 g/mol CAS-No.: 7728-40-7 Hazardous ingredients according to Regulation (EC) No 1272/2008 ComponentClassificationConcentration MEGX CAS-No.7728-40-7Acute Tox. 3; H301<= 100 % Hazardous ingredients according to Directive 1999/45/EC ComponentClassificationConcentration MEGX CAS-No.7728-40-7Xn, R22<= 100 % 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. Take victim immediately to hospital. 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) 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 Wear respiratory protection. 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 Prevent further leakage or spillage if safe to do so. 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. 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. Recommended storage temperature: 2 - 8 °C Store with desiccant. Specific end use(s) Apart 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 Avoid contact with skin, eyes and clothing. Wash hands before breaks and immediately after handling the product. 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. 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 Where risk assessment shows air-purifying respirators are appropriate use a full-face particle respirator type N99 (US) or type P2 (EN 143) respirator cartridges as a backup to engineering controls. If the respirator is the sole means of protection, use a full-face supplied air respirator. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Control of environmental exposure Prevent further leakage or spillage if safe to do so. 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/freezingno data available point f) Initial boiling point and no data available boiling range g) Flash pointnot applicable 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- log Pow: 1,744 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 Strong 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 LD50 Oral - mouse - 234 mg/kg Remarks: Behavioral:Convulsions or effect on seizure threshold. 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 no data available 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. 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: 2811IMDG: 2811IATA: 2811 UN proper shipping name ADR/RID: TOXIC SOLID, ORGANIC, N.O.S. (MEGX) IMDG: TOXIC SOLID, ORGANIC, N.O.S. (MEGX) IATA:Toxic solid, organic, n.o.s. (MEGX) Transport hazard class(es) ADR/RID: 6.1IMDG: 6.1IATA: 6.1 Packaging group ADR/RID: IIIIMDG: IIIIATA: III Environmental hazards ADR/RID: noIMDG Marine pollutant: noIATA: no Special precautions for user no data available SECTION 15: Regulatory information This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006. Safety, health and environmental regulations/legislation specific for the substance or mixture no data available Chemical Safety Assessment For this product a chemical safety assessment was not carried out SECTION 16: Other information Full text of H-Statements referred to under sections 2 and 3. Acute Tox.Acute toxicity H301Toxic if swallowed. Full text of R-phrases referred to under sections 2 and 3 Xn Harmful R22 Harmful if swallowed. Further information Copyright 2014 Co. LLC. License granted to make unlimited paper copies for internal use only. 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 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. Corporation and its Affiliates shall not be held liable for any damage resulting from handling or from contact with the above product. See and/or the reverse side of invoice or packing slip for additional terms and conditions of sale.

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : AN7740000 CHEMICAL NAME : 2',6'-Acetoxylidide, 2-(ethylamino)- CAS REGISTRY NUMBER : 7728-40-7 BEILSTEIN REFERENCE NO. : 2417108 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C12-H18-N2-O MOLECULAR WEIGHT : 206.32 WISWESSER LINE NOTATION : 2M1MVR B1 F1 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 234 mg/kg TOXIC EFFECTS : Behavioral - convulsions or effect on seizure threshold REFERENCE : JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 179,580,1971

安全

• 符号: GHS06
• 信号词: Danger
• 危害声明: H301
• 警示性声明: P301 + P310
• 危险品运输编码: UN 2811 6.1 / PGIII
• RTECS号: AN7740000
• 海关编码: 2924299090

合成路线

75-04-7 1131-01-7 ~98% 7728-40-7

文献：NEKTAR THERAPEUTICS AL, CORPORATION Patent: WO2009/54916 A2, 2009 ; Location in patent: Page/Page column 41; 43 ;

73-78-9 ~56% 7728-40-7

文献：Carrier, M. N.; Battioni, P.; Mansuy, D. Bulletin de la Societe Chimique de France, 1993 , vol. 130, # 3 p. 405 - 416

137-58-6 ~% 2903-45-9 39942-41-1 34604-55-2 详细

文献：Analytical Chemistry, , vol. 83, # 14 p. 5519 - 5525

137-58-6 ~% 7728-40-7

文献：Journal of Pharmaceutical Sciences, , vol. 73, # 1 p. 136 - 138

137-58-6 ~% 18865-38-8 7728-40-7

文献：Biochemical Pharmacology, , vol. 82, # 7 p. 789 - 796

87-62-7 ~% 7728-40-7

文献：US2012/22147 A1, ;

137-58-6 ~% 34604-55-2 18865-38-8 7728-40-7 详细

文献：Journal of Pharmaceutical Sciences, , vol. 74, # 11 p. 1219 - 1224

上下游产品

上游产品  5
75-04-7 1131-01-7 73-78-9 137-58-6
87-62-7
下游产品  3
18865-38-8 34604-56-3 32845-42-4

海关

海关编码	2924299090
中文概述	2924299090. 其他环酰胺（包括环氨基甲酸酯）（包括其衍生物以及他们的盐）. 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, 包装
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%