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CAS 273-94-9 1H-IMIDAZO[4,5-B]PYRAZINE molecular structure lightbox
CAS RN: 273-94-9

1H-IMIDAZO[4,5-B]PYRAZINE

Product Availability

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5 package records2 with current stock1 grade group
Batch No.PackageAvailabilityInquiry
Batchno.20251211 100mg In stock Inquiry
Batchno.20260606 1g Out of stock Inquiry
Batchno.20260505 250mg Out of stock Inquiry
Batchno.20260309 25mg In stock Inquiry
Batchno.20250704 5g Out of stock Inquiry
  • Product code: SSC-126289
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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: ＞97%
  • 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 273-94-9
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g ＞97% 0 Out of Stock Hong Kong Inquiry

273-94-9 / 1H-imidazo[4,5-b]pyrazine

Standard CAS: 273-94-9 Multi CAS: No
Basic Information Computed Properties

Basic Information

CAS
273-94-9
Multi CAS
No
Molecular Formula
C5H4N4
Molecular Weight
120.110000
Exact Mass
120.043596
SMILES
C1=CN=C2C(=N1)NC=N2
InChI
InChI=1S/C5H4N4/c1-2-7-5-4(6-1)8-3-9-5/h1-3H,(H,6,7,8,9)
InChIKey
ZKAMEFMDQNTDFK-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
9
Aromatic heavy atom count
9
H-bond acceptors
3
H-bond donors
1
Molar refractivity
31.68
TPSA
54.46

LogP / Solubility

WLOGP
0.35
MLOGP
0.3
Consensus LogP
0.22
Log S (ESOL)
-1.55
Class (ESOL)
Soluble
Log S (Ali)
-0.8
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.73
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)
-3.2

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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