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CAS 155-12-4 2-Chloro-5-fluoro-4-pyrimidinone molecular structure lightbox
CAS RN: 155-12-4

2-Chloro-5-fluoro-4-pyrimidinone

Product Availability

Choose a grade to view its available package options.

9 package records9 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20251223 1g In stock Inquiry
Batchno.20250219 250mg In stock Inquiry
Batchno.20250813 25g In stock Inquiry
Batchno.20250626 5g In stock Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250728 100g In stock Shanghai Inquiry
Batchno.20260421 1g In stock Shanghai, Tianjin Inquiry
Batchno.20250528 250mg / 1g / 5g / 25g / 100g Confirm by inquiry Shanghai, Shandong Inquiry
Batchno.20260104 25g In stock Shanghai, Chengdu Inquiry
Batchno.20251129 5g In stock Shanghai, Shenzhen, Tianjin, Wuhan Inquiry
  • Product code: SSC-064305
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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 155-12-4
Pack Size Recorded Purity Available Qty Ship From Inquiry
0.1g ≥95% 0 Out of Stock Hong Kong Inquiry
0.25g ≥95% 0 Out of Stock Beijing Inquiry
1g ≥95% 0 Out of Stock Shenzhen Inquiry
5g ≥95% 0 Out of Stock Hong Kong Inquiry

155-12-4 / 2-chloro-5-fluoro-1H-pyrimidin-6-one

Standard CAS: 155-12-4 Multi CAS: No
Basic Information Computed Properties Safety & Transport

Basic Information

CAS
155-12-4
Multi CAS
No
Molecular Formula
C4H2ClFN2O
Molecular Weight
148.520000
Exact Mass
147.983969
SMILES
C1=C(C(=O)NC(=N1)Cl)F
InChI
InChI=1S/C4H2ClFN2O/c5-4-7-1-2(6)3(9)8-4/h1H,(H,7,8,9)
InChIKey
FHTLMXYURUPWJB-UHFFFAOYSA-N

Computed Properties

Structural Parameters

Heavy atom count
9
Aromatic heavy atom count
6
H-bond acceptors
2
H-bond donors
1
Molar refractivity
29.83
TPSA
45.75

LogP / Solubility

WLOGP
0.56
MLOGP
0.49
XLogP3
0.6
Consensus LogP
0.55
Log S (ESOL)
-1.61
Class (ESOL)
Soluble
Log S (Ali)
-1.18
Class (Ali)
Soluble
Log S (SILICOS-IT)
-1.09
Class (SILICOS-IT)
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)
-3.23

Drug-likeness / Medicinal Chemistry

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

Safety & Transport

Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral] H312 (100%): Harmful in contact with skin [Warning Acute toxicity, dermal] H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation] H332 (100%): Harmful if inhaled [Warning Acute toxicity, inhalation]
Precautionary Statement Codes
P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

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