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CAS 694-59-7 Pyridine N-Oxide molecular structure lightbox
CAS RN: 694-59-7

Pyridine N-Oxide

Product Availability

Choose a grade to view its available package options.

5 package records4 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20251028 100g In stock Shanghai, Shandong, Hebei Inquiry
Batchno.20250214 2.5kg Out of stock 5-7 business days Inquiry
Batchno.20260131 25g In stock Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
Batchno.20250831 500g In stock Shanghai, Shandong Inquiry
Batch No.PackageAvailabilityWarehouseLead TimeInquiry
Batchno.20260321 25g / 100g / 500g Confirm by inquiry Shanghai 8-10 business days Inquiry
  • Product code: SSC-179066
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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 694-59-7
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 Shenzhen Inquiry
500g ＞97% 0 Out of Stock Shanghai Inquiry

694-59-7 / 1-oxidopyridin-1-ium

Standard CAS: 694-59-7 Multi CAS: No
Basic Information Physical Properties Computed Properties

Basic Information

CAS
694-59-7
Multi CAS
No
Molecular Formula
C5H5NO
Molecular Weight
95.100000
Exact Mass
95.037114
InChI
InChI=1S/C5H5NO/c7-6-4-2-1-3-5-6/h1-5H
InChIKey
ILVXOBCQQYKLDS-UHFFFAOYSA-N

Physical Properties

Physical Description
Deliquescent solid; [Merck Index] Brown moist crystalline solid; Hygroscopic
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
7
Aromatic heavy atom count
6
H-bond acceptors
1
Molar refractivity
25.4
TPSA
26.94

LogP / Solubility

WLOGP
0.32
MLOGP
0.27
XLogP3
-1.2
Consensus LogP
-0.2
Log S (ESOL)
-1.27
Class (ESOL)
Soluble
Log S (Ali)
-0.57
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.54
Class (SILICOS-IT)
Very soluble

ADME

GI absorption
High
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-3.07

Drug-likeness / Medicinal Chemistry

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

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