CAS RN: 645-65-8

Imidazole-4-acetic acid

Product Availability

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13 package records13 with current stock3 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250204 100g In stock Shanghai Inquiry
Batchno.20250408 100mg In stock Shanghai Inquiry
Batchno.20251015 100mg / 250mg / 1g / 5g Confirm by inquiry Shanghai, Shandong Inquiry
Batchno.20260529 10g In stock Shanghai Inquiry
Batchno.20260630 1g In stock Shanghai, Shenzhen Inquiry
Batchno.20260303 250mg In stock Shanghai, Shenzhen Inquiry
Batchno.20260204 25g In stock Shanghai Inquiry
Batchno.20250113 5g In stock Shanghai, Shenzhen Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250912 100mg / 250mg Confirm by inquiry Shanghai Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250212 100mg In stock Inquiry
Batchno.20250430 1g In stock Inquiry
Batchno.20260507 250mg In stock Inquiry
Batchno.20250329 5g In stock Inquiry
  • Product code: SSC-174250
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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 645-65-8
Pack Size Recorded Purity Available Qty Ship From Inquiry
1g ≥95% 0 Out of Stock Hong Kong Inquiry

645-65-8 / 2-(1H-imidazol-5-yl)acetic acid

Standard CAS: 645-65-8 Multi CAS: Yes

Basic Information

CAS
645-65-8
Multi CAS
Yes
Molecular Formula
C5H6N2O2
Molecular Weight
126.110000
Exact Mass
126.042927
InChI
InChI=1S/C5H6N2O2/c8-5(9)1-4-2-6-3-7-4/h2-3H,1H2,(H,6,7)(H,8,9)
InChIKey
PRJKNHOMHKJCEJ-UHFFFAOYSA-N

Physical Properties

Physical Description
Solid
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
9
Aromatic heavy atom count
5
Fraction Csp3
0.2
Rotatable bonds
2
H-bond acceptors
2
H-bond donors
2
Molar refractivity
29.93
TPSA
65.98

LogP / Solubility

WLOGP
0.04
MLOGP
0.02
XLogP3
-0.4
Consensus LogP
-0.11
Log S (ESOL)
-0.92
Class (ESOL)
Very soluble
Log S (Ali)
-0.62
Class (Ali)
Very soluble
Log S (SILICOS-IT)
-0.75
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)
-3.46

Drug-likeness / Medicinal Chemistry

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

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