CAS RN: 116-63-2
1-Amino-2-naphthol-4-sulfonic Acid
Product Availability
Choose a grade to view its available package options.
9 package records9 with current stock5 grade groups
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20260613 | 5g / 25g / 100g / 500g / 1kg / 2.5kg | Confirm by inquiry | Shanghai, Shandong, Guangdong, Chongqing, Hebei | 8-10 business days | Inquiry |
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20260103 | 1g / 5g / 25g / 100g / 500g / 1kg / 2.5kg | Confirm by inquiry | Shanghai, Shandong, Guangdong, Chongqing, Hebei | 8-10 business days | Inquiry |
| Batch No. | Package | Availability | Warehouse | Lead Time | Inquiry |
|---|---|---|---|---|---|
| Batchno.20251024 | 5g / 25g / 100g / 500g | Confirm by inquiry | Shanghai, Shandong, Hebei | Inquiry |
- Product code: SSC-016026
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: 100g
- Available purity: ≥95%
- 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 |
|---|---|---|---|---|
| 100g | ≥95% | 0 Out of Stock | Shenzhen | Inquiry |
116-63-2 / 4-amino-3-hydroxynaphthalene-1-sulfonic acid
1-Amino-2-naphthol-4-sulfonic acid | 4-Amino-3-hydroxy-1-naphthalenesulfonic acid | 1-Amino-4-sulfo-2-naphthol
Basic Information
CAS
116-63-2
Multi CAS
Yes
Molecular Formula
C10H9NO4S
Molecular Weight
239.250000
Exact Mass
239.025229
SMILES
C1=CC=C2C(=C1)C(=CC(=C2N)O)S(=O)(=O)O
InChI
InChI=1S/C10H9NO4S/c11-10-7-4-2-1-3-6(7)9(5-8(10)12)16(13,14)15/h1-5,12H,11H2,(H,13,14,15)
InChIKey
RXCMFQDTWCCLBL-UHFFFAOYSA-N
Synonyms
1-Amino-2-naphthol-4-sulfonic acid
4-Amino-3-hydroxy-1-naphthalenesulfonic acid
1-Amino-4-sulfo-2-naphthol
1-NAPHTHALENESULFONIC ACID, 4-AMINO-3-HYDROXY-
1,2,4-Acid
Physical Properties
Physical Description
White or grey solid; May turn pink on light exposure (especially if moist); [Merck Index] White or pink powder
State
Solid
Computed Properties
Structural Parameters
Heavy atom count
16
Aromatic heavy atom count
10
Rotatable bonds
1
H-bond acceptors
4
H-bond donors
3
Molar refractivity
59.84
TPSA
100.62
LogP / Solubility
WLOGP
1.37
MLOGP
1.21
XLogP3
0.9
Consensus LogP
1.16
Log S (ESOL)
-2.59
Class (ESOL)
Moderately soluble
Log S (Ali)
-2.51
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-2.48
Class (SILICOS-IT)
Moderately soluble
ADME
GI absorption
High
BBB permeant
No
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
Yes
Bioavailability score
0.55
PAINS alerts
1
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
1.5
Safety & Transport
Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H315 (76.9%): Causes skin irritation [Warning Skin corrosion/irritation]
H319 (76.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
H335 (61.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
H412 (15.4%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
Precautionary Statement Codes
P261, P264, P264+P265, P271, P273, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501
