CAS RN: 119-91-5
2,2′-Biquinoline
Product Availability
Choose a grade to view its available package options.
12 package records12 with current stock2 grade groups
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20260512 | 100g | In stock | Shanghai, Shandong | Inquiry |
| Batchno.20260520 | 100g | In stock | Shanghai, Shenzhen | Inquiry |
| Batchno.20250923 | 10g | In stock | Shanghai, Shenzhen, Tianjin | Inquiry |
| Batchno.20250106 | 1g | In stock | Shandong, Chongqing | Inquiry |
| Batchno.20260211 | 1g | In stock | Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu | Inquiry |
| Batchno.20260116 | 25g | In stock | Shanghai, Shandong, Chongqing | Inquiry |
| Batchno.20250506 | 25g | In stock | Shanghai, Shenzhen, Tianjin, Wuhan | Inquiry |
| Batchno.20250505 | 500g | In stock | Shandong | Inquiry |
| Batchno.20260216 | 500g | In stock | Shanghai | Inquiry |
| Batchno.20260507 | 5g | In stock | Shanghai, Shandong, Guangdong | Inquiry |
| Batchno.20250922 | 5g | In stock | Shanghai, Shenzhen, Tianjin | Inquiry |
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20260531 | 1g / 5g / 25g | Confirm by inquiry | Shanghai, Shandong | Inquiry |
- Product code: SSC-019255
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: 25g
- Available purity: ≥97%
- Inventory rows with stock: 0
- Bulk packaging: confirmed by inquiry
Reference Pack Sizes
Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.
| Pack Size | Recorded Purity | Available Qty | Ship From | Inquiry |
|---|---|---|---|---|
| 25g | ≥97% | 0 Out of Stock | Hong Kong | Inquiry |
119-91-5 / 2-quinolin-2-ylquinoline
2,2'-BIQUINOLINE | Cuproine | Cuproin
Basic Information
CAS
119-91-5
Multi CAS
Yes
Molecular Formula
C18H12N2
Molecular Weight
256.300000
Exact Mass
256.100048
SMILES
C1=CC=C2C(=C1)C=CC(=N2)C3=NC4=CC=CC=C4C=C3
InChI
InChI=1S/C18H12N2/c1-3-7-15-13(5-1)9-11-17(19-15)18-12-10-14-6-2-4-8-16(14)20-18/h1-12H
InChIKey
WPTCSQBWLUUYDV-UHFFFAOYSA-N
Synonyms
2,2'-BIQUINOLINE
Cuproine
Cuproin
2,2'-Diquinolyl
2,2'-Biquinolyl
Physical Properties
Physical Description
Light yellow powder
State
Solid
Computed Properties
Structural Parameters
Heavy atom count
20
Aromatic heavy atom count
20
Rotatable bonds
1
H-bond acceptors
2
Molar refractivity
82.48
TPSA
25.78
LogP / Solubility
WLOGP
4.45
MLOGP
3.92
XLogP3
4.3
Consensus LogP
4.22
Log S (ESOL)
-4.91
Class (ESOL)
Slightly soluble
Log S (Ali)
-4.87
Class (Ali)
Slightly soluble
Log S (SILICOS-IT)
-5.14
Class (SILICOS-IT)
Slightly soluble
ADME
GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
Yes
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-1.12
Drug-likeness / Medicinal Chemistry
Lipinski
Yes
Ghose
Yes
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
2
Safety & Transport
Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H315 (94%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (94%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H335 (92%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary Statement Codes
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501
