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CAS 206278-27-5 2-bromo-3-fluoropyrazine molecular structure lightbox
CAS RN: 206278-27-5

2-bromo-3-fluoropyrazine

Product Availability

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5 package records4 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250701 100mg In stock Shanghai Inquiry
Batchno.20260307 100mg / 250mg / 1g Out of stock 5-7 business days Inquiry
Batchno.20260407 1g In stock Shanghai, Tianjin Inquiry
Batchno.20260305 250mg In stock Shanghai Inquiry
Batchno.20250120 5g In stock Shanghai Inquiry
  • Product code: SSC-097244
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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: 1g
  • Available purity: ≥95%
  • 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 206278-27-5
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g ≥95% 0 Out of Stock Shenzhen Inquiry

206278-27-5 / 2-bromo-3-fluoropyrazine

Standard CAS: 206278-27-5 Multi CAS: No
Basic Information Computed Properties

Basic Information

CAS
206278-27-5
Multi CAS
No
Molecular Formula
C4H2BrFN2
Molecular Weight
176.970000
Exact Mass
175.938540
SMILES
C1=CN=C(C(=N1)F)Br
InChI
InChI=1S/C4H2BrFN2/c5-3-4(6)8-2-1-7-3/h1-2H
InChIKey
QIDLQERJCKEQOL-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
8
Aromatic heavy atom count
6
H-bond acceptors
2
Molar refractivity
29.69
TPSA
25.78

LogP / Solubility

WLOGP
1.38
MLOGP
1.21
XLogP3
1.2
Consensus LogP
1.26
Log S (ESOL)
-2.36
Class (ESOL)
Moderately soluble
Log S (Ali)
-2.01
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-1.95
Class (SILICOS-IT)
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)
-2.82

Drug-likeness / Medicinal Chemistry

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

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