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CAS 703-33-3 5,8-dichloropyrido[2,3-d]pyridazine molecular structure lightbox
CAS RN: 703-33-3

5,8-dichloropyrido[2,3-d]pyridazine

Product Availability

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8 package records8 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250418 100mg In stock Inquiry
Batchno.20250613 1g In stock Inquiry
Batchno.20250314 250mg In stock Inquiry
Batchno.20251226 5g In stock Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260517 1g In stock Wuhan Inquiry
Batchno.20251220 250mg In stock Shanghai, Shenzhen, Wuhan Inquiry
Batchno.20250731 25g In stock Tianjin Inquiry
Batchno.20251106 5g In stock Shenzhen Inquiry
  • Product code: SSC-180114
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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: 0.25g, 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 703-33-3
Pack Size Recorded Purity Available Qty Ship From Inquiry
0.25g >97% 0 Out of Stock Shanghai Inquiry
1g >97% 0 Out of Stock Shanghai Inquiry

703-33-3 / 5,8-dichloropyrido[2,3-d]pyridazine

Standard CAS: 703-33-3 Multi CAS: Yes
Basic Information Computed Properties

Basic Information

CAS
703-33-3
Multi CAS
Yes
Molecular Formula
C7H3CL2N3
Molecular Weight
200.020000
Exact Mass
198.970403
InChI
InChI=1S/C7H3Cl2N3/c8-6-4-2-1-3-10-5(4)7(9)12-11-6/h1-3H
InChIKey
QNGKPMNRSDSBMD-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
12
Aromatic heavy atom count
10
H-bond acceptors
3
Molar refractivity
47.35
TPSA
38.67

LogP / Solubility

WLOGP
2.33
MLOGP
2.05
XLogP3
2
Consensus LogP
2.13
Log S (ESOL)
-3.17
Class (ESOL)
Poorly soluble
Log S (Ali)
-2.88
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-2.9
Class (SILICOS-IT)
Moderately soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
Yes
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-2.28

Drug-likeness / Medicinal Chemistry

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

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