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CAS 1920-66-7 2-CHLORO-5-NITROPYRIMIDIN-4-AMINE molecular structure lightbox
CAS RN: 1920-66-7

2-CHLORO-5-NITROPYRIMIDIN-4-AMINE

Product Availability

Choose a grade to view its available package options.

4 package records4 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260507 1g In stock Inquiry
Batchno.20260325 250mg In stock Inquiry
Batchno.20250513 5g In stock Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260521 250mg / 1g / 5g Confirm by inquiry Shanghai Inquiry
  • Product code: SSC-089902
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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: 0.1g, 0.25g, 1g, 5g
  • 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 1920-66-7
Pack Size Recorded Purity Available Qty Ship From Inquiry
0.1g ≥95% 0 Out of Stock Shenzhen Inquiry
0.25g ≥95% 0 Out of Stock Shenzhen Inquiry
1g ≥95% 0 Out of Stock Hong Kong Inquiry
5g ≥95% 0 Out of Stock Shenzhen Inquiry

1920-66-7 / 2-chloro-5-nitropyrimidin-4-amine

Standard CAS: 1920-66-7 Multi CAS: No
Basic Information Computed Properties Safety & Transport

Basic Information

CAS
1920-66-7
Multi CAS
No
Molecular Formula
C4H3ClN4O2
Molecular Weight
174.540000
Exact Mass
173.994453
SMILES
C1=C(C(=NC(=N1)Cl)N)[N+](=O)[O-]
InChI
InChI=1S/C4H3ClN4O2/c5-4-7-1-2(9(10)11)3(6)8-4/h1H,(H2,6,7,8)
InChIKey
RZGOEIWDMVQJBQ-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
11
Aromatic heavy atom count
6
Rotatable bonds
1
H-bond acceptors
5
H-bond donors
1
Molar refractivity
38.11
TPSA
94.94

LogP / Solubility

WLOGP
0.62
MLOGP
0.54
XLogP3
1.2
Consensus LogP
0.79
Log S (ESOL)
-1.65
Class (ESOL)
Soluble
Log S (Ali)
-1.44
Class (Ali)
Soluble
Log S (SILICOS-IT)
-1.43
Class (SILICOS-IT)
Soluble

ADME

GI absorption
High
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)
-3.34

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

Safety & Transport

Pictogram(s)
Irritant Health Hazard
Signal
Danger
GHS Hazard Statements
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral] H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation] H334 (100%): May cause allergy or asthma symptoms or breathing difficulties if inhaled [Danger Sensitization, respiratory] H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Precautionary Statement Codes
P233, P260, P261, P264, P264+P265, P270, P271, P280, P284, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P342+P316, P362+P364, P403, P403+P233, P405, and P501

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