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CAS 109-08-0 2-Methylpyrazine molecular structure lightbox
CAS RN: 109-08-0

2-Methylpyrazine

Product Availability

Choose a grade to view its available package options.

8 package records8 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250109 100g In stock Inquiry
Batchno.20250323 2.5kg In stock Inquiry
Batchno.20260516 25g In stock Inquiry
Batchno.20260104 500g In stock Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250116 100g In stock Shanghai, Shenzhen, Tianjin, Wuhan Inquiry
Batchno.20250610 1kg In stock Shanghai Inquiry
Batchno.20251026 500g In stock Shanghai, Chengdu Inquiry
Batchno.20250719 5g / 25g / 100g / 500g / 2.5kg / 10kg Confirm by inquiry Shanghai, Shandong, Guangdong, Hebei, Chongqing 5-7 business days Inquiry
  • Product code: SSC-010175
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Historical Factory Record

Historical Supply Reference

This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.

  • Pack sizes on record: 100g, 500g, 1000g
  • Available purity: ≥98%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 109-08-0
Pack Size Recorded Purity Available Qty Ship From Inquiry
100g ≥98% 0 Out of Stock Shenzhen Inquiry
500g ≥98% 0 Out of Stock Shanghai Inquiry
1000g ≥98% 0 Out of Stock Shanghai Inquiry

109-08-0 / 2-methylpyrazine

2-METHYLPYRAZINE | Methylpyrazine | Pyrazine, methyl-

Standard CAS: 109-08-0 Multi CAS: Yes
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
109-08-0
Multi CAS
Yes
Molecular Formula
C5H6N2
Molecular Weight
94.110000
Exact Mass
94.053098
SMILES
CC1=NC=CN=C1
InChI
InChI=1S/C5H6N2/c1-5-4-6-2-3-7-5/h2-4H,1H3
InChIKey
CAWHJQAVHZEVTJ-UHFFFAOYSA-N
Synonyms
2-METHYLPYRAZINE Methylpyrazine Pyrazine, methyl- Pyrazine, 2-methyl- 2-METHYL PYRAZINE

Physical Properties

Melting Point
-29 °C
Boiling Point
135.00 °C. @ 761.00 mm Hg
Density
1.007-1.033
Physical Description
Colorless liquid; Liquid colourless to slightly yellow liquid with a nutty, cocoa-like odour
State
Liquid

Computed Properties

Structural Parameters

Heavy atom count
7
Aromatic heavy atom count
6
Fraction Csp3
0.2
H-bond acceptors
2
Molar refractivity
26.77
TPSA
25.78

LogP / Solubility

WLOGP
0.79
MLOGP
0.68
XLogP3
0.2
Consensus LogP
0.56
Log S (ESOL)
-1.55
Class (ESOL)
Soluble
Log S (Ali)
-0.9
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.92
Class (SILICOS-IT)
Very soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-2.74

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
1.5

Safety & Transport

Pictogram(s)
Flammable Irritant
Signal
Warning
GHS Hazard Statements
H226 (100%): Flammable liquid and vapor [Warning Flammable liquids] H302 (> 99.9%): Harmful if swallowed [Warning Acute toxicity, oral] H226: Flammable liquid and vapor [Warning Flammable liquids] H302: Harmful if swallowed [Warning Acute toxicity, oral]
Precautionary Statement Codes
P210, P233, P240, P241, P242, P243, P264, P270, P280, P301+P317, P303+P361+P353, P330, P370+P378, P403+P235, and P501

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