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CAS 119-28-8 8-Amino-2-naphthalenesulfonic Acid molecular structure lightbox
CAS RN: 119-28-8

8-Amino-2-naphthalenesulfonic Acid

Product Availability

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9 package records8 with current stock4 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250914 100g In stock Inquiry
Batchno.20250819 2.5kg In stock Inquiry
Batchno.20260630 25g In stock Inquiry
Batchno.20250530 500g In stock Inquiry
Batchno.20260103 5g In stock Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250513 5g / 25g / 100g / 500g Confirm by inquiry Shanghai, Shandong, Chongqing, Hebei Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260519 25g In stock Shanghai Inquiry
Batchno.20250712 5g Out of stock 8-10 business days Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20250918 5g / 25g / 100g / 500g Confirm by inquiry Shanghai, Chongqing, Hebei Inquiry
  • Product code: SSC-019227
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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: 10g
  • 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 119-28-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
10g ≥97% 0 Out of Stock Shenzhen Inquiry

119-28-8 / 8-aminonaphthalene-2-sulfonic acid

8-AMINONAPHTHALENE-2-SULFONIC ACID | Cleve's acid | RefChem:73666

Standard CAS: 119-28-8 Multi CAS: Yes
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
119-28-8
Multi CAS
Yes
Molecular Formula
C10H9NO3S
Molecular Weight
223.250000
Exact Mass
223.030314
SMILES
C1=CC2=C(C=C(C=C2)S(=O)(=O)O)C(=C1)N
InChI
InChI=1S/C10H9NO3S/c11-10-3-1-2-7-4-5-8(6-9(7)10)15(12,13)14/h1-6H,11H2,(H,12,13,14)
InChIKey
QEZZCWMQXHXAFG-UHFFFAOYSA-N
Synonyms
8-AMINONAPHTHALENE-2-SULFONIC ACID Cleve's acid RefChem:73666 8-Amino-2-naphthalenesulfonic acid 1-Naphthylamine-7-sulfonic acid

Physical Properties

Physical Description
Solid; [Merck Index]
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
15
Aromatic heavy atom count
10
Rotatable bonds
1
H-bond acceptors
3
H-bond donors
2
Molar refractivity
58.18
TPSA
80.39

LogP / Solubility

WLOGP
1.67
MLOGP
1.47
XLogP3
1.2
Consensus LogP
1.45
Log S (ESOL)
-2.7
Class (ESOL)
Moderately soluble
Log S (Ali)
-2.6
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-2.62
Class (SILICOS-IT)
Moderately soluble

ADME

GI absorption
High
BBB permeant
No
P-gp substrate
No
CYP1A2 inhibitor
Yes
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-2.9

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
Yes
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
1.5

Safety & Transport

Pictogram(s)
Corrosive
Signal
Danger
GHS Hazard Statements
H314 (86.3%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Precautionary Statement Codes
P260, P264, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P363, P405, and P501

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