![CAS 251-41-2 Thieno[3,2-b]thiophene molecular structure](https://starshinechemical.com/wp-content/uploads/2022/03/t2513-jpgcontextbwfzdgvyfhjvb3r8mzc4otv8aw1hz2uvanblz3xommevagrklzg5mzi1otu5ota1ntgvvdi1mtmuanbnfgzimme0mdlkmjdmodvhn2vimzjimmjlmmjlytvmntlimdi5nduzyjkzodfkmwy4ndjmotqynmezytzhntk0zmu.jpeg)
CAS RN: 251-41-2
Thieno[3,2-b]thiophene
Product Availability
Choose a grade to view its available package options.
6 package records6 with current stock1 grade group
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20260630 | 100g | In stock | Shanghai | Inquiry |
| Batchno.20260331 | 1g | In stock | Shanghai, Shenzhen, Tianjin | Inquiry |
| Batchno.20260612 | 1g / 5g / 25g | Confirm by inquiry | Shandong, Chongqing | Inquiry |
| Batchno.20251012 | 25g | In stock | Shanghai, Shenzhen | Inquiry |
| Batchno.20250208 | 500g | In stock | Shanghai | Inquiry |
| Batchno.20250518 | 5g | In stock | Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu | Inquiry |
- Product code: SSC-120642
Verified Factory Data
Supply Overview & Packaging Options
Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.
- Pack sizes on record: 1g, 5g, 10g, 25g, 100g
- Available purity: >98%
- Inventory rows with stock: 1
- Bulk packaging: confirmed by inquiry
Available Pack Sizes & Stock
Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.
| Pack Size | Recorded Purity | Available Qty | Ship From | Inquiry |
|---|---|---|---|---|
| 1g | >98% | 5 In Stock | Shenzhen | Inquiry |
| 5g | >98% | 0 Out of Stock | Shanghai | Inquiry |
| 10g | >98% | 0 Out of Stock | Shenzhen | Inquiry |
| 25g | >98% | 0 Out of Stock | Beijing | Inquiry |
| 100g | >98% | 0 Out of Stock | Shenzhen | Inquiry |
251-41-2 / thieno[3,2-b]thiophene
Basic Information
CAS
251-41-2
Multi CAS
No
Molecular Formula
C6H4S2
Molecular Weight
140.200000
Exact Mass
139.975442
SMILES
C1=CSC2=C1SC=C2
InChI
InChI=1S/C6H4S2/c1-3-7-6-2-4-8-5(1)6/h1-4H
InChIKey
VJYJJHQEVLEOFL-UHFFFAOYSA-N
Computed Properties
Structural Parameters
Heavy atom count
8
Aromatic heavy atom count
8
H-bond acceptors
2
Molar refractivity
39.7
TPSA
56.5000
LogP / Solubility
WLOGP
2.96
MLOGP
2.6
XLogP3
2.7
Consensus LogP
2.75
Log S (ESOL)
-3.32
Class (ESOL)
Poorly soluble
Log S (Ali)
-2.85
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-3.03
Class (SILICOS-IT)
Poorly soluble
ADME
GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-1.47
Drug-likeness / Medicinal Chemistry
Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
1.5
