2,5-Dimethylpyrazine 2,5-二甲基吡嗪

CAS 123-32-0 MFCD00006147

化学结构图

123-32-0
SMILES: CC1CNC(C)CN1

化学属性

Mol. FormulaC6H8N2
Mol. Weight108.14
Density0.99
Refractive index1.4990 to 1.5020
Boiling Point155°C at 760 mmHg
Flash Point64°C
TSCAYes
Melting Point15°C
Solubility溶于水、乙醚、乙醇、丙酮。
pH:A

别名和识别编码

Chemical Name2,5-Dimethylpyrazine
CAS Number123-32-0
Alfabeta NameDIMETHYLPYRAZINE 25-,
MDL NumberMFCD00006147
Synonym 2,5-Dimethylpyrazine {LY} 2,5-Dimethylpyrazine {} {LY} 2,5-Dimethylpyrazine {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2,5-Dimethylpyrazine {} {} {} {} {} {} {} {} {} {} {} {}
EC Number204-618-3
Beilstein Registry Number107052
PubChem Substance ID31252
Reaxys-RN107052
Chemical Name Translation2,5-二甲基吡嗪
Wiswesser Line NotationT6N DNJ B1 E1
LabNetwork Molecule IDLN00173342
InChIInChI=1S/C6H8N2/c1-5-3-8-6(2)4-7-5/h3-4H,1-2H3
Canonical SMILESCC1=CN=C(C)C=N1
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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

Warnings IRRITANT
Signal word Warning
GHS Symbol
WGK Germany3
Safety Statements
  • 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;
Risk Statements
  • 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
Precautionary statements
  • 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.....
Hazard statements
  • 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
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RTECSUQ2800000
Storage condition 2-8°C {LY} 2-8°C Hygroscopic {} {LY} 2-8°C {} {} {LY} 2-8°C {} {} {} {LY} 2-8°C {} {} {} {} {LY} 2-8°C {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C {} {} {} {} {} {} {} {} {} {} {} {} {} {} {
Hazard Codes Xn Xn,Xi
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。

系列性分类


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