2-Mercaptopropionic Acid 硫代乳酸
CAS 79-42-5 MFCD00004862
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分类
- {Chemicalbook} 食品添加剂: 食用香料(增香剂): 天然等同香料和人造香
- {SNA} Alphabetical Listings, Flavors and Fragrances, Halal Certified Products, I-N, Kosher Certified Products, M-N
- {SNA} Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfur Compounds, Thiols/Mercaptans
- {uni_hamburg} no charge; carboxylic acid; thiol; racemate; 1fragment
- {SNA} Alphabetical Listings, Flavors and Fragrances, Halal Certified Products, I - N, I-N, Kosher Certified Products, M-N
- {SNA} Alphabetical Listings, Certified Food Grade Products, Flavors and Fragrances, Follows IFRA Guidelines, Halal Certified Products, I - N,
相关文献及参考
- Short: III/38B Title: Refractive Indices of Organic Liquids Author: Wohlfarth, Ch.; Wohlfarth, B. Editor: Lechner, M.D. Source: Landolt-Börnstein, New Series Volume: III/38B Year: 1996 Keyword: organic compounds; refractive index; liquids ISBN: 3-540-60596-7 ISBN: 978-3-540-60596-6 Internet Resource: DOI:10.1007/b85533 RefComment: VII, 4210 pages, Hardcover Abstract: Volume III/38 Optical Constants provides critically evaluated data on refractive indices of inorganic and organic liquids and their wavelength dependence (dispension). Part A contains the inorganic, organometallic, and organononmetallic liquids, and the binary liquid mixtures (about 900 pure substances and their mixtures). Part B contains data of more than 7600 organic liquids.
- Short: IV/8A Title: Enthalpies of Fusion and Transition of Organic Compounds Author: Zhang, Z.-Y.; Frenkel, M.; March, K.N.; Wilhoit, R.C. Editor: Marsh, K.N. Source: Landolt-Börnstein, New Series Volume: IV/8A Year: 1995 Keyword: organic compounds; enthaly of fusion; melting point; phase transition ISBN: 3-540-58854-X ISBN: 978-3-540-58854-2 Internet Resource: DOI:10.1007/b55145 RefComment: VIII, 588 pages.
- Short: EINECS Title: EINECS (European Inventory of Existing Commercial Chemical Substances) Source: Official Journal of the European Communities Volume: C 146 A (15.06.1990) Page: 1 Year: 1990 Internet Resource: http://ecb.jrc.ec.europa.eu/esis/index.php?PGM=ein Publish_Date: 1990/06/15
安全信息
GHS Symbol
- R20/22 Harmful by inhalation and if swallowed 吸入和不慎吞咽有害
- R34 Causes burns 会导致灼伤
- P303+P361+P353+P310+P363
- P301+P310+P330
- P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P305+P351+P338
- P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
- P405 Store locked up. 上锁保管。
- P304+P340
- P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
- P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P304+P340+P310
- P303+P361+P353
- P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西,喝水或吸烟。
- P305+P351+P338+P310
- P301+P330+P331+P310
- H301 Toxic if swallowed 吞食有毒
- H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
TYPE OF TEST : LCLo - Lowest published lethal concentration ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 700 ppm TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : KODAK* Kodak Company Reports. (343 State St., Rochester, NY 14650) Volume(issue)/page/year: 21MAY1971
其他信息
- 用途一:GB 2760--1996规定为暂时允许使用的食用香料。
- Alfa Aesar:2-巯基丙酸,97% 2-Mercaptopropionic acid, 97%(79-42-5)
- 灭火剂:水, 二氧化碳, 干粉, 砂土
- 刺激数据:皮肤-兔子 10 毫克/24小时 重度; 眼睛-兔子 2 毫克 重度
- 急性毒性:口服-大鼠 LD50: 244 毫克/公斤; 口服-小鼠 LD50: 190 毫克/公斤
- 类别:有毒物品
- 硫代乳酸价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 M0060 硫代乳酸 Thiolactic Acid 25G 202元 2014/06/02 M0060 硫代乳酸 Thiolactic Acid 500G 1170元 2010/06/21 138791000 硫代乳酸 2-Mercaptopropionic acid 95% 100 GR 320元
- TCI Shanghai:硫代乳酸 Thiolactic Acid,>;95.0%(GC)(T)(79-42-5)
- MOL 文件:79-42-5.mol
- 含量分析:准确称取试样约1g,移入一盛有75ml水的250ml三角烧瓶中,加酚酞指示剂(TS-167),用0.5mol/L NaOH液进行滴定,每毫升0.5 mol/L NaOH液相当于2-巯基丙酸53.08mg。
- 上游原料:乳酸酯
- 图谱信息:硫代乳酸(79-42-5)红外图谱(IR1) 硫代乳酸(79-42-5)核磁图( 1 HNMR) 硫代乳酸(79-42-5)核磁图( 13 CNMR) 硫代乳酸(79-42-5)质谱(MS)
- 海关编码:29309070
- 可燃性危险特性:可燃; 受热分解有毒氧化硫气体
- 职业标准:STEL 1 毫克/立方米
- 方法一:用乳酸酯与硫脲一氢溴酸回流,至终点后用氢氧化钠水解,再酸化而成。
- 毒性:GRAS(FEMA)。
- Acros Organics:2-巯基丙酸 2-Mercaptopropionic acid, 95%(79-42-5)
- MSDS 信息:Thiolactic acid(79-42-5).msds
- 用途二:用于测定钴。
- 储运特性:库房通风低温干燥; 与氧化剂, 食品分开储运
- 参考质量标准:FCC,1996 含量 ≥98.0% 折射率 1.479~1.484 相对密度 1.192~1.200 醇中溶解度 Iml溶于1rnL 95%乙醇
- 食品添加剂最大允许使用量最大允许残留量标准:添加剂中文名称 允许使用该种添加剂的食品中文名称 添加剂功能 最大允许使用量(g/kg) 最大允许残留量(g/kg) 2-巯基丙酸 食品 食品用香料 用于配制香精的各香料成分不得超过在GB 2760中的最大允许使用量和最大允许残留量
- FEMA:3180
- Sigma Aldrich:79-42-5(sigmaaldrich)
- 毒性分级:高毒
- 使用限量:FEMA:肉类、肉类香肠、肉汤均50.0mg/kg。