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2,3,5,6-四甲基吡嗪 [川芎嗪],2,3,5,6-Tetramethylpyrazine;analytical standard, ≥98.0% (GC)

川芎嗪标准品;Ligustrazine;CAS号 1124-11-4 经验分子式(希尔表示法) C8H12N2 分子量 136.19 Beilstein/REAXYS Number 113100 EINECS 编号 214-391-2 MDL number MFCD00006146 PubChem Substance ID 329770426 NACRES NA.24
制造商品牌: 西格玛 Sigma-Aldrich
货号(SKU): 95162
CAS号: 1124-11-4
MDL号: MFCD00006146
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HK$2,401.06

产品描述

General description

2,3,5,6-Tetramethylpyrazine is a flavor compound belonging to the class of pyrazines.[2] It is found to be a main active ingredient of the traditional Chinese medicine, Chuanxiong and Ma-Huang herbs, used to treat asthma.[3]

Application

2,3,5,6-Tetramethylpyrazine may be used as an analytical reference standard for the quantification of the analyte in Ephedrae herba[1] and Ephedra sinica Stapf [3] using different chromatography techniques.

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包装

无底玻璃瓶。内含物在插入的融合锥体内。

性质

Quality Level  100
grade  analytical standard
assay  ≥98.0% (GC)
form  neat
shelf life  limited shelf life, expiry date on the label
application(s)  HPLC: suitable
 gas chromatography (GC): suitable
bp  190 °C (lit.)
mp  77-80 °C (lit.)
 85-87 °C
Featured Industry  Cleaning Products
Cosmetics
Flavors and Fragrances
Food and Beverages
Personal Care
format  neat
storage temp.  room temp
SMILES string  Cc1nc(C)c(C)nc1C
InChI  1S/C8H12N2/c1-5-6(2)10-8(4)7(3)9-5/h1-4H3
InChI key  FINHMKGKINIASC-UHFFFAOYSA-N


安全信息

符号 
GHS07  GHS07
信号词 Warning
危害声明 H302
警示性声明 P301 + P312 + P330
个人防护装备 dust mask type N95 (US)EyeshieldsGloves
危害码 (欧洲) Xn
风险声明 (欧洲) 22-37/38-41
安全声明 (欧洲) 26-39
RIDADR NONH for all modes of transport
WGK德国 WGK 3
RTECS UQ3905000
商品规格
属性名称属性值
储存温度 Storage temp.常温阴凉避光
全球实时库存 Availability √美国St. Louis ≥ 55 | 欧洲Eur. ≥ 128 | 東京Tokyo ≥ 44 | 香港与北京 ≥ 16
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