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CAS 118-33-2 2-Naphthylamine-5,7-disulfonic acid molecular structure lightbox
CAS RN: 118-33-2

2-Naphthylamine-5,7-disulfonic acid

Product Availability

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3 package records3 with current stock1 grade group
Batch No.PackageAvailabilityInquiry
Batchno.20260318 1g In stock Inquiry
Batchno.20250611 25g In stock Inquiry
Batchno.20250201 5g In stock Inquiry
  • Product code: SSC-017849
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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: 5g
  • Available purity: ≥95%
  • 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 118-33-2
Pack Size Recorded Purity Available Qty Ship From Inquiry
5g ≥95% 0 Out of Stock Shanghai Inquiry

118-33-2 / 6-aminonaphthalene-1,3-disulfonic acid

6-Amino-1,3-naphthalenedisulfonic acid | 1,3-Naphthalenedisulfonic acid, 6-amino- | 6-Aminonaphthalene-1,3-disulphonic acid

Standard CAS: 118-33-2 Multi CAS: No
Basic Information Computed Properties Safety & Transport

Basic Information

CAS
118-33-2
Multi CAS
No
Molecular Formula
C10H9NO6S2
Molecular Weight
303.300000
Exact Mass
302.987129
SMILES
C1=CC2=C(C=C(C=C2C=C1N)S(=O)(=O)O)S(=O)(=O)O
InChI
InChI=1S/C10H9NO6S2/c11-7-1-2-9-6(3-7)4-8(18(12,13)14)5-10(9)19(15,16)17/h1-5H,11H2,(H,12,13,14)(H,15,16,17)
InChIKey
KZCSUEYBKAPKNH-UHFFFAOYSA-N
Synonyms
6-Amino-1,3-naphthalenedisulfonic acid 1,3-Naphthalenedisulfonic acid, 6-amino- 6-Aminonaphthalene-1,3-disulphonic acid VP7LWM9S94 NSC-4157

Computed Properties

Structural Parameters

Heavy atom count
19
Aromatic heavy atom count
10
Rotatable bonds
2
H-bond acceptors
5
H-bond donors
3
Molar refractivity
67.99
TPSA
134.76

LogP / Solubility

WLOGP
0.92
MLOGP
0.82
Consensus LogP
0.58
Log S (ESOL)
-2.55
Class (ESOL)
Moderately soluble
Log S (Ali)
-2.71
Class (Ali)
Moderately soluble
Log S (SILICOS-IT)
-2.63
Class (SILICOS-IT)
Moderately soluble

ADME

GI absorption
Low
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)
-3.92

Drug-likeness / Medicinal Chemistry

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

Safety & Transport

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
Precautionary Statement Codes
P264, P270, P301+P317, P330, and P501

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