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CAS 1668-00-4 Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba] molecular structure lightbox
CAS RN: 1668-00-4

Arsenazo III [Spectrophotometric reagent for U, Th, Zr and other metals, Indicator for the precipitation titration of SO4 with Ba]

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9 package records3 with current stock3 grade groups
Batch No.PackageAvailabilityInquiry
Batchno.20260427 10g Out of stock Inquiry
Batchno.20250215 1g Out of stock Inquiry
Batchno.20251217 250mg Out of stock Inquiry
Batchno.20250901 5g Out of stock Inquiry
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Batchno.20250513 10g In stock Inquiry
Batchno.20260427 1g Out of stock Inquiry
Batchno.20251112 5g In stock Inquiry
Batch No.PackageAvailabilityInquiry
Batchno.20251105 1g Out of stock Inquiry
Batchno.20260509 250mg In stock Inquiry
  • Product code: SSC-072772
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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: 1g
  • 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 1668-00-4
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g ≥95% 0 Out of Stock Shenzhen Inquiry

1668-00-4 / 3,6-bis[(2-arsonophenyl)diazenyl]-4,5-dihydroxynaphthalene-2,7-disulfonic acid

Standard CAS: 1668-00-4 Multi CAS: No
Basic Information Physical Properties Computed Properties

Basic Information

CAS
1668-00-4
Multi CAS
No
Molecular Formula
C22H18As2N4O14S2
Molecular Weight
776.400000
Exact Mass
775.869280
SMILES
C1=CC=C(C(=C1)N=NC2=C(C3=C(C(=C(C=C3C=C2S(=O)(=O)O)S(=O)(=O)O)N=NC4=CC=CC=C4[As](=O)(O)O)O)O)[As](=O)(O)O
InChI
InChI=1S/C22H18As2N4O14S2/c29-21-18-11(9-16(43(37,38)39)19(21)27-25-14-7-3-1-5-12(14)23(31,32)33)10-17(44(40,41)42)20(22(18)30)28-26-15-8-4-2-6-13(15)24(34,35)36/h1-10,29-30H,(H2,31,32,33)(H2,34,35,36)(H,37,38,39)(H,40,41,42)
InChIKey
UQHVTNUJRKELCE-UHFFFAOYSA-N

Physical Properties

Physical Description
Purple to black powder
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
44
Aromatic heavy atom count
22
Rotatable bonds
8
H-bond acceptors
12
H-bond donors
8
Molar refractivity
149.17
TPSA
313.7

LogP / Solubility

WLOGP
0.7
MLOGP
0.68
XLogP3
0.7
Consensus LogP
0.69
Log S (ESOL)
-4.93
Class (ESOL)
Slightly soluble
Log S (Ali)
-6.43
Class (Ali)
Insoluble
Log S (SILICOS-IT)
-6.25
Class (SILICOS-IT)
Insoluble

ADME

GI absorption
Low
BBB permeant
No
P-gp substrate
Yes
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-6.96

Drug-likeness / Medicinal Chemistry

Lipinski
No
Ghose
No
Veber
No
Egan
No
Muegge
No
Bioavailability score
0.17
PAINS alerts
1
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
4.5

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