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Chemical structure of 5-Chloropyridazin-3(2H)-one

GF21676

5-Chloropyridazin-3(2H)-one

Also known as 4-chloro-1H-pyridazin-6-one

5-Chloropyridazin-3(2H)-one (catalogue number GF21676) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 660425-07-0. Molecular formula C4H3ClN2O, molecular weight 130.53. IUPAC name: 4-chloro-1H-pyridazin-6-one. Supplied in 2 pack sizes, from 1g at ₪134.60 to 5g at ₪603.68; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS660425-07-0MW130.53FormulaC4H3ClN2O
CAS number
660425-07-0
Molecular weight
130.53
Formula
C4H3ClN2O
InChIKey
NHMLZGFOEYLZEN-UHFFFAOYSA-N
Catalogue number
GF21676
Brand
GLPBIO
Computed properties PubChem CID 19905718 · XLogP 0.1 · TPSA 41.5 Ų · H-bond donors 1
XLogP
0.1
TPSA
41.5 Ų
H-bond donors
1
H-bond acceptors
2
Rotatable bonds
0
Heavy atoms
8

SMILES C1=C(C=NNC1=O)Cl

Computed descriptors from PubChem (CID 19905718), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.