6,7-Dihydropyrido[2,3-d]pyridazine-5,8-dione

Base Information

• Chemical Name: 6,7-Dihydropyrido[2,3-d]pyridazine-5,8-dione
• CAS No.: 4430-77-7
• Molecular Formula: C7H5N3O2
• Molecular Weight: 163.136
• Hs Code.: 2933990090
• NSC Number: 131226,131213,3846
• DSSTox Substance ID: DTXSID90196123
• Nikkaji Number: J1.408.539D
• Wikidata: Q72504535
• Mol file: 4430-77-7.mol

Synonyms:6,7-Dihydropyrido[2,3-d]pyridazine-5,8-dione;4430-77-7;Pyrido[2,3-d]pyridazine-5,8-diol;6,7-dihydro-pyrido[2,3-d]pyridazine-5,8-dione;Pyrido(2,3-d)pyridazine-5,8-diol;NSC3846;Pyrido[2,3-d]pyridazine-5,8-dione, 6,7-dihydro-;NSC 3846;MFCD06251613;6,7-Dihydropyrido(2,3-d)pyridazine-5,8-dione;Niazid deriv;Oc1nnc(O)c2ncccc12;Oprea1_367232;SCHEMBL3653358;SCHEMBL10441671;DTXSID90196123;HMS1659E20;NSC-3846;Pyrido(2,3-d)pyridazin-5,8-diol;NSC131213;NSC131226;AKOS002212371;AKOS002308860;NSC-131213;NSC-131226;AS-31642;BP-11830;SY022431;CS-0091194;Pyrido[2,3-d]pyridazine-5,8(6H,7H)-dione;VU0421900-2;VU0421900-3;AB00682929-01;F3116-0217

Chemical Property of 6,7-Dihydropyrido[2,3-d]pyridazine-5,8-dione

Chemical Property:

• Vapor Pressure: 2.76E-13mmHg at 25°C
• Refractive Index: 1.593
• Boiling Point: 563.1 °C at 760 mmHg
• Flash Point: 294.4 °C
• PSA: 79.13000
• Density: 1.424 g/cm³
• LogP: 0.43600
• XLogP3: -0.3
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 163.038176411
• Heavy Atom Count: 12
• Complexity: 229

Purity/Quality:

99%, ^*data from raw suppliers

6,7-Dihydro-pyrido[2,3-d]pyridazine-5,8-dione ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC2=C(C(=O)NNC2=O)N=C1
• Uses: 6,7-Dihydro-pyrido[2,3-d]pyridazine-5,8-dione

Technology Process of 6,7-Dihydropyrido[2,3-d]pyridazine-5,8-dione

There total 11 articles about 6,7-Dihydropyrido[2,3-d]pyridazine-5,8-dione which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 95.0%

→ pyrido[2,3-d]pyridazine-5,8(6H,7H)dione (4430-77-7)

Guidance literature:

Reference yield: 94.2%

Pyridine-2,3-dicarboxylic anhydride (699-98-9) → pyrido[2,3-d]pyridazine-5,8(6H,7H)dione (4430-77-7)

Guidance literature:

With hydrazine hydrate; acetic acid; In water; at 20 - 95 ℃; for 3h;

Reference yield: 92.0%

6-hydroxy-5H-pyrrolo[3,4-b]pyridine-5,7-(6H)-dione (23439-87-4) → pyrido[2,3-d]pyridazine-5,8(6H,7H)dione (4430-77-7)

Guidance literature:

With hydrazine hydrate; In acetic acid; for 3h; Heating;

DOI:10.1080/00397919808004864

upstream raw materials:

Pyridine-2,3-dicarboxylic anhydride

Pyridine-2,3-dicarboxylic acid

dimethyl 2,3-pyridinedicarboxylate

C₂₁H₁₃N₃O₂

Downstream raw materials:

Nicotinic acid N-oxide

pyrido<2,3-d>pyridazine-5,8-dione 1-oxide

5,8-Dichloropyrido<2,3-d>pyridazine

Refernces

• 1、 Ahmad, Waqar,Zhang, Lijuan,Zhou, Yunshan. "A series of mononuclear lanthanide complexes featuring 3-D supramolecular networks: Synthesis, characterization and luminescent properties for sensing guest molecules". . p. 660 - 670. Retrieved 2014.
• 2、 -. "KRAS G12C INHIBITORS AND METHODS OF USING THE SAME". Paragraph 0529. . Retrieved 2018/12/04.
• 3、 -. "1, 2, 3, 4- [...] compound and process for the synthesis of". Paragraph 0029; 0033-0035. . Retrieved 2017/03/08.