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CAS 137-51-9 4-Amino-1,3-benzenedisulfonic acid molecular structure lightbox
CAS RN: 137-51-9

4-Amino-1,3-benzenedisulfonic acid

Product Availability

Choose a grade to view its available package options.

5 package records5 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250703 10g In stock Shanghai, Shenzhen, Tianjin, Wuhan Inquiry
Batchno.20251220 1g In stock Shanghai, Shenzhen, Chengdu Inquiry
Batchno.20251129 250mg In stock Shanghai, Tianjin Inquiry
Batchno.20250220 25g In stock Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20250112 5g In stock Shanghai Inquiry
  • Product code: SSC-046500
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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, 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 137-51-9
Pack Size Recorded Purity Available Qty Ship From Inquiry
5g ＞97% 0 Out of Stock Shenzhen Inquiry
10g ＞97% 0 Out of Stock Hong Kong Inquiry

137-51-9 / 4-aminobenzene-1,3-disulfonic acid

Standard CAS: 137-51-9 Multi CAS: No
Basic Information Computed Properties Safety & Transport

Basic Information

CAS
137-51-9
Multi CAS
No
Molecular Formula
C6H7NO6S2
Molecular Weight
253.300000
Exact Mass
252.971479
SMILES
C1=CC(=C(C=C1S(=O)(=O)O)S(=O)(=O)O)N
InChI
InChI=1S/C6H7NO6S2/c7-5-2-1-4(14(8,9)10)3-6(5)15(11,12)13/h1-3H,7H2,(H,8,9,10)(H,11,12,13)
InChIKey
IMUUNYPYNWXUBO-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
15
Aromatic heavy atom count
6
Rotatable bonds
2
H-bond acceptors
5
H-bond donors
3
Molar refractivity
50.48
TPSA
134.76

LogP / Solubility

WLOGP
-0.24
MLOGP
-0.2
XLogP3
-1.6
Consensus LogP
-0.68
Log S (ESOL)
-1.42
Class (ESOL)
Soluble
Log S (Ali)
-1.47
Class (Ali)
Soluble
Log S (SILICOS-IT)
-1.35
Class (SILICOS-IT)
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)
-4.43

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)
Corrosive Irritant
Signal
Danger
GHS Hazard Statements
H318 (71.7%): Causes serious eye damage [Danger Serious eye damage/eye irritation] H319 (27.6%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Precautionary Statement Codes
P264+P265, P280, P305+P351+P338, P305+P354+P338, P317, and P337+P317

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