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CAS 20039-37-6 Pyridinium Dichromate molecular structure lightbox
CAS RN: 20039-37-6

Pyridinium Dichromate

Product Availability

Choose a grade to view its available package options.

8 package records8 with current stock1 grade group
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20251021 100g In stock Shandong, Guangdong, Chongqing Inquiry
Batchno.20260419 100g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20260512 1kg In stock Shanghai, Chengdu Inquiry
Batchno.20250919 2.5kg In stock Shandong Inquiry
Batchno.20250827 25g In stock Shanghai, Shandong, Guangdong, Chongqing Inquiry
Batchno.20260114 25g In stock Shanghai, Shenzhen, Tianjin, Wuhan, Chengdu Inquiry
Batchno.20250424 500g In stock Shandong, Guangdong, Hebei Inquiry
Batchno.20250520 500g In stock Shanghai, Tianjin, Chengdu Inquiry
  • Product code: SSC-094351
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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, 25g, 100g, 500g
  • 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 20039-37-6
Pack Size Recorded Purity Available Qty Ship From Inquiry
10g ≥97% 0 Out of Stock Hong Kong Inquiry
25g ≥97% 0 Out of Stock Hong Kong Inquiry
100g ≥97% 0 Out of Stock Beijing Inquiry
500g ≥97% 0 Out of Stock Hong Kong Inquiry

20039-37-6 / hydroxy-(hydroxy(dioxo)chromio)oxy-dioxochromium;bis(pyridine)

Standard CAS: 20039-37-6 Multi CAS: No
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
20039-37-6
Multi CAS
No
Molecular Formula
C10H12Cr2N2O7
Molecular Weight
376.200000
Exact Mass
375.945460
SMILES
C1=CC=NC=C1.C1=CC=NC=C1.O[Cr](=O)(=O)O[Cr](=O)(=O)O
InChI
InChI=1S/2C5H5N.2Cr.2H2O.5O/c2*1-2-4-6-5-3-1;;;;;;;;;/h2*1-5H;;;2*1H2;;;;;/q;;2*+1;;;;;;;/p-2
InChIKey
RCBVKBFIWMOMHF-UHFFFAOYSA-L

Physical Properties

Physical Description
Orange or brown crystalline powder; Soluble in water; [ECHA]
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
21
Aromatic heavy atom count
12
Rotatable bonds
2
H-bond acceptors
7
H-bond donors
2
Molar refractivity
56.74
TPSA
143.75

LogP / Solubility

WLOGP
0.5
MLOGP
0.46
XLogP3
0.5
Consensus LogP
0.49
Log S (ESOL)
-2.78
Class (ESOL)
Moderately soluble
Log S (Ali)
-3.01
Class (Ali)
Poorly soluble
Log S (SILICOS-IT)
-2.76
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)
-4.66

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
Yes
Veber
No
Egan
No
Muegge
Yes
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
2.5

Safety & Transport

Pictogram(s)
Flammable Oxidizer Corrosive Irritant Health Hazard
Signal
Danger
GHS Hazard Statements
H228 (30%): Flammable solid [Danger Flammable solids] H272 (80%): May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids] H305 (10%): May be harmful if swallowed and enters airways [Warning Aspiration hazard] H314 (30%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation] H315 (20%): Causes skin irritation [Warning Skin corrosion/irritation]
Precautionary Statement Codes
P203, P210, P220, P240, P241, P260, P261, P264, P264+P265, P272, P273, P280, P301+P316, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P351+P338, P305+P354+P338, P316, P317, P318, P321, P331, P332+P317, P333+P317, P337+P317, P362+P364, P363, P370+P378, P391, P405, and P501

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