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2-甲基吡嗪

2-甲基吡嗪用途

2-甲基吡嗪是一种烷基吡嗪,可在烤红辣椒籽油中鉴定[1]。

2-甲基吡嗪名称

[ CAS 号 ]:
109-08-0

[ 中文名 ]:
2-甲基吡嗪

[ 英文名 ]:
methylpyrazine

[中文别名 ]:

[英文别名 ]:

2-methyl-pyrazine
MFCD00006142
methylpyrazine
Pyrazine,2-methyl
2-Methylpyrazine
2-Methyl-1,4-diazine
Pyrazine, 2-methyl-
3-methylpyrazine
Pyrazine,methyl
EINECS 203-645-8

2-甲基吡嗪生物活性

[ 描述 ]:

2-甲基吡嗪是一种烷基吡嗪,可在烤红辣椒籽油中鉴定[1]。

[ 相关类别 ]:

研究领域 >> 其他

信号通路 >> 其他 >> 其他

[参考文献]

[1]. M Y Jung, et al. Effects of roasting on pyrazine contents and oxidative stability of red pepper seed oil prior to its extraction. J Agric Food Chem. 1999 Apr;47(4):1700-4.

2-甲基吡嗪物理化学性质

[ 密度 ]:
1.0±0.1 g/cm3

[ 沸点 ]:
135.1±20.0 °C at 760 mmHg

[ 熔点 ]:
−29 °C(lit.)

[ 分子式 ]:
C₅H₆N₂

[ 分子量 ]:
94.115

[ 闪点 ]:
50.0±0.0 °C

[ 精确质量 ]:
94.053101

[ PSA ]:
25.78000

[ LogP ]:
0.18

[ 外观性状 ]:
透明无色至略黄色液体

[ 蒸汽压 ]:
9.7±0.2 mmHg at 25°C

[ 折射率 ]:
1.503

[ 储存条件 ]:
Flammables area

[ 水溶解性 ]:
水溶性：完全混溶；混溶：醇,乙醚,丙酮

2-甲基吡嗪MSDS

2-甲基吡嗪毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ3675000

CHEMICAL NAME :: Pyrazine, 2-methyl-

CAS REGISTRY NUMBER :: 109-08-0

LAST UPDATED :: 199701

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C5-H6-N2

MOLECULAR WEIGHT :: 94.13

WISWESSER LINE NOTATION :: T6N DNJ B1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1820 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

MUTATION DATA

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

2-甲基吡嗪安全信息

[ 符号 ]:

GHS02, GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H226-H302-H315-H319-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
Xn:Harmful

[ 风险声明 (欧洲) ]:
R10;R22

[ 安全声明 (欧洲) ]:
S26-S36-S16

[ 危险品运输编码 ]:
UN 1993 3/PG 3

[ WGK德国 ]:
3

[ RTECS号 ]:
UQ3675000

[ 包装等级 ]:
III

[ 危险类别 ]:
3

[ 海关编码 ]:
2932999099

2-甲基吡嗪合成路线

2-甲基吡嗪上下游产品

2-甲基吡嗪上游产品

2-甲基吡嗪下游产品

2-甲基吡嗪制备

由2-甲基哌嗪催化脱氢或由丙酮醛与乙二胺缩合都可以制得2-甲基吡嗪。

2-甲基吡嗪海关

[ 海关编码 ]: 2933990090

[ 中文概述 ]:
2933990090. 其他仅含氮杂原子的杂环化合物. 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:20.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

2-甲基吡嗪文献

Toward prediction of alkane/water partition coefficients.

J. Med. Chem. 51 , 3720-30, (2008)

Partition coefficients were measured for 47 compounds in the hexadecane/water ( P hxd) and 1-octanol/water ( P oct) systems. Some types of hydrogen bond acceptor presented by these compounds to the pa...

Orientation to determine quality attributes of flavoring excipients containing volatile molecules.

J. Pharm. Biomed. Anal. 110 , 20-6, (2015)

Pharmaceutical excipients containing volatile odor-active molecules can be used in pharmaceutical development to increase patients' compliance. However, capturing the molecular composition of these od...

Influence of Free Amino Acids, Oligopeptides, and Polypeptides on the Formation of Pyrazines in Maillard Model Systems.

J. Agric. Food Chem. 63 , 5364-72, (2015)

Pyrazines are specific Maillard reaction compounds known to contribute to the unique aroma of many products. Most studies concerning the generation of pyrazines in the Maillard reaction have focused o...

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