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tetramethyl pyrazine nat.

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Formula: C8H12N2
CAS: 1124-11-4
search Element: tetramethyl pyrazine
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Identification

Structural Formula
tetramethyl pyrazine nat.
CAS:
1124-11-4
EINECS:
214-391-2
Molecular Formula:
C8H12N2
MDL:
MFCD00006146
Synonym:
fema number 3237 ; tetrapyrazine ; tetramethylpyrazine ; tetramethyl-pyrazin ; ligustizine ; bs factor ; chuanxingzine ; fema 3237 ; tetramethylpyrazin ; ligustrazine




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Properties for tetramethyl pyrazine nat.

Molecular Weight:
136.19 g·mol−1
Density:
1.08
Melting point:
77-80 °C(lit.)
Boiling point:
190 °C(lit.)
Flash point:
128-130 °C/200mm
Physical Description:
white crystals or powder
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
    • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R22 - Harmful if swallowed
R36/37/38 - Irritating to eyes, respiratory system and skin
R37/38 - Irritating to respiratory system and skin
R41 - Risk of serious damage to eyes
Safety Codes:
S24/25 - Avoid contact with skin and eyes
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36 - Wear suitable protective clothing
S37/39 - Wear suitable gloves and eye/face protection
S39 - Wear eye/face protection
Hazard Symbols:
Xn, Xi
Hazard symbol Xn Hazard symbol Xi
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Alternative Distributors of [tetramethyl pyrazine nat.]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Acros Organics BVBA | Finetech Industry Limited | BOC Sciences | Inter-Chemical Ltd. | Jinan Great Chemical Co., Ltd. | Hallochem Pharma Co., Ltd. | Yongyi Chemicals Group Co., Ltd. | Jinan Haohua Industry Co., Ltd. | Nantong Chem-Tech. (Group) Co., Ltd. | Changzhou Weijia Chemical Co.,Ltd. -WJCHEM- | Shanghai AOKChem Group Limited | TRUST&WE Co., Ltd. | East Chemical Industry Co., Ltd. | Kairer Chengdu Pharmaceutical Co., Ltd. | Zhejiang Kaili Industrial Co., Ltd. | Hubei Yuancheng Saichuang Tech.Co.,Ltd | Wanko Chemical Co., Ltd.

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