CAS RN: 4940-39-0
Chromone-2-carboxylic Acid
Product Availability
Choose a grade to view its available package options.
12 package records12 with current stock3 grade groups
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20250503 | 5g / 25g / 100g | Confirm by inquiry | Shanghai, Shandong | Inquiry |
| Batch No. | Package | Availability | Warehouse | Inquiry |
|---|---|---|---|---|
| Batchno.20251204 | 100g | In stock | Shenzhen, Tianjin | Inquiry |
| Batchno.20260507 | 10g | In stock | Shanghai, Shenzhen, Tianjin, Chengdu | Inquiry |
| Batchno.20260218 | 1g | In stock | Shanghai, Tianjin | Inquiry |
| Batchno.20260313 | 250mg | In stock | Shanghai, Shenzhen, Chengdu | Inquiry |
| Batchno.20250614 | 25g | In stock | Shanghai, Shenzhen, Tianjin, Wuhan | Inquiry |
| Batchno.20260514 | 5g | In stock | Shanghai, Shenzhen | Inquiry |
- Product code: SSC-155681
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: >97%
- 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 | >97% | 5 In Stock | Shanghai | Inquiry |
| 5g | >97% | 0 Out of Stock | Shenzhen | Inquiry |
| 10g | >97% | 0 Out of Stock | Hong Kong | Inquiry |
| 25g | >97% | 0 Out of Stock | Shanghai | Inquiry |
| 100g | >97% | 0 Out of Stock | Shanghai | Inquiry |
4940-39-0 / 4-oxochromene-2-carboxylic acid
Basic Information
CAS
4940-39-0
Multi CAS
Yes
Molecular Formula
C10H6O4
Molecular Weight
190.150000
Exact Mass
190.026609
InChI
InChI=1S/C10H6O4/c11-7-5-9(10(12)13)14-8-4-2-1-3-6(7)8/h1-5H,(H,12,13)
InChIKey
RVMGXWBCQGAWBR-UHFFFAOYSA-N
Computed Properties
Structural Parameters
Heavy atom count
14
Aromatic heavy atom count
10
Rotatable bonds
1
H-bond acceptors
3
H-bond donors
1
Molar refractivity
49.44
TPSA
67.51
LogP / Solubility
WLOGP
1.49
MLOGP
1.31
XLogP3
1.6
Consensus LogP
1.47
Log S (ESOL)
-2.42
Class (ESOL)
Moderately soluble
Log S (Ali)
-2.2
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-2.25
Class (SILICOS-IT)
Moderately 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
Applications of CAS 4940-39-0
This compound is commonly used in general chemistry research and laboratory applications. Starshine Chemical supplies CAS 4940-39-0 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.
Physical & Chemical Properties
| IUPAC Name | 4-oxochromene-2-carboxylic acid |
Safety Information (GHS)
Pictogram(s): GHS07. Signal word: Warning.
- H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
- H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
- H335 (97.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary statements: 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 (click each P-code to see the statement)
Request the SDS (Safety Data Sheet) for full hazard and safety documentation.
Storage & Handling
Storage: Keep the container tightly closed in a cool, dry and well-ventilated place. For detailed hazard, storage and transport information, request the SDS (Safety Data Sheet) with your inquiry.
Quotation & Packaging
Prices are confirmed by inquiry. Request a quote for current pricing, minimum order quantity (MOQ) and lead time. The pack sizes listed on this page are reference options; custom pack sizes and bulk quantities are available on request.
Quality & Compliance
Specifications and purity shown on this page are based on batch records. A Certificate of Analysis (COA) is available on request. For research and further manufacturing use only — not for direct human or therapeutic use.
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