183938
2,3,5,6-Tetramethylpyrazine
98%
Synonym(s):
2,3,5,6-Tetramethylpyrazine, Ligustrazin, Ligustrazine, Tetrapyrazine
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About This Item
Empirical Formula (Hill Notation):
C8H12N2
CAS Number:
Molecular Weight:
136.19
NACRES:
NA.22
PubChem Substance ID:
eCl@ss:
39161809
UNSPSC Code:
12352100
EC Number:
214-391-2
MDL number:
Beilstein/REAXYS Number:
113100
Assay:
98%
Form:
solid
Quality Segment
assay
98%
form
solid
bp
190 °C (lit.)
mp
77-80 °C (lit.)
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
General description
2,3,5,6-Tetramethylpyrazine has been isolated from Ephedra sinica. It is useful in the treatment of several disorders such as asthma, heart failure, rhinitis and urinary incontinence. It is a flavor ingredient of tobacco. It forms cocrystal with 4-hydroxybenzoic acid which exhibits supramolecular synthon polymorphism.
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signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
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