2,5-Dimethylpyrazine 2,5-二甲基吡嗪
CAS 123-32-0 MFCD00006147
信息真实价格透明
资金保障
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信息真实价格透明
资金保障
专业采购外包团队在线服务
品牌质保精细包装
现货库存
一流品牌服务
分类
- {SNA} Building Blo
- {SNA} A-D,
- {SNA} A-F, Alcoholic & Nonalcoholic Beverages, All Alphabetically Sorted, Alphabetical Index of Analytical Standards, Analytical Standards, Analytical/Chromatography, Animal Products, Beef, Beer, Chromatography, Cocoa, Coffee, D, DID - DIN, Flavors and Fragrances, Food & Beverage Standards, Food Products & Beverages, Fruits, Herbs & Spices, Kohlrabi, Lavender, Peanut Butter, Pork, Potato Chips, Refined Food Products, Rice Cake,
相关文献及参考
- Short: II/3
- Short: III/31a
- Beilstein: 23,V,5,403
- Short: III/35B
- Attempted lithiation led to rapid decomposition and self-condensation of the anion to give tarry products: J. Org. Chem., 45, 999 (1980).
安全信息
GHS Symbol
- S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
- S36 Wear suitable protective clothing 穿戴适当的防护服;
- R22 Harmful if swallowed 吞咽有害
- R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
- P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
- 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。
- 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。
- P281 Use personal protective equipment as required. 使用所需的个人防护装备。
- P301+P312+P330
- P302+P350
- P302+P352+P332+P313+P362+P364
- P305+P351+P338
- P305+P351+P338+P337+P313
- P332+P313
- P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服,清洗后方可重新使用
- P403+P235
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- H302 Harmful if swallowed 吞食有害
- H315 Causes skin irritation 会刺激皮肤
- H335 May cause respiratory irritation 可能导致呼吸道刺激
- H319 Causes serious eye irritation 严重刺激眼睛
- H227 Combustible liquid 可燃液体
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1020 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 3,249,1980
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1350 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 17,244,1970
TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Yeast - Saccharomyces cerevisiae DOSE/DURATION : 33800 mg/L REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,581,1980
TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Ovary DOSE/DURATION : 2500 mg/L REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,581,1980
其他信息
- Acros Organics:2,5-二甲基吡嗪 2,5-Dimethylpyrazine, 99%(123-32-0)
- Hazard Note:Irritant
- MSDS 信息:2,5-Dimethyl pyrazine(123-32-0).msds
- 上游原料:丙烯醛
- 方法二:在铵盐存在下,由丙烯醛与氨在甘油中加热反应而得。
- TCI Shanghai:2,5-二甲基吡嗪(含2,6-异构体) 2,5-Dimethylpyrazine (contains 2,6-isomer),>;80.0%(GC)(123-32-0)
- MOL 文件:123-32-0.mol
- 用途三:该品呈刺鼻的炒花香气和巧克力、奶油气味。是我国GB- 2760-86规定为允许使用的香料。主要用于配制可可、咖啡、肉类、坚果和马铃薯等型香精。还可用于染料及制药工业。
- 海关编码:29339990
- 敏感性:Hygroscopic
- 能与水任意比混溶,具有炒花生香气、奶油风味,有烤马铃薯味道。溶于水、乙醇、乙醚。能随水蒸气挥发。
- 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) 2,5-二甲基吡嗪 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
- Alfa Aesar:2,5-二甲基吡嗪,99% 2,5-Dimethylpyrazine, 99%(123-32-0)
- Sigma Aldrich:123-32-0(sigmaaldrich)
- 方法一:在铵盐存在下,由丙烯醛与氨在甘油中加热时相互作用而成。
- 用途一:用于染料及制药工业,也用作食品香料
- 下游产品:反式-2,5-二甲基哌嗪 --> 2,6-二甲基吡嗪
- FEMA:3272
- 外观:无色或浅黄色透明液体,有坚果、马铃薯片、巧克力香味。
- 图谱信息:2,5-二甲基吡嗪(123-32-0)质谱(MS) 2,5-二甲基吡嗪(123-32-0)红外图谱(IR1) 2,5-二甲基吡嗪(123-32-0)核磁图( 13 CNMR)
- 2,5-二甲基吡嗪价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 xw050009 2,5-二甲基吡嗪;2,5-二甲基-1,4-二嗪 50ml 800元 2011/04/16 D1526 2,5-二甲基吡嗪(含2,6-异构体) 2,5-Dimethylpyrazine (contains 2,6-isomer) 500ML 3300元 2011/04/16 D1526 2,5-二甲基吡嗪(含2,6-异构体) 2,5-Dimethylpyrazine (contains 2,6-isomer) 25ML 424元
- 用途二:GB 2760—96规定为允许使用的食品用香料。主要用于配制可可、咖啡、花生、肉类、坚果和马铃薯等型香精。
- 毒性LD50(mg/kg):大鼠经口1020;小鼠经皮1350。