8-Chlorotetrazolo[1,5-a]pyridine

Base Information

• Chemical Name: 8-Chlorotetrazolo[1,5-a]pyridine
• CAS No.: 40971-88-8
• Molecular Formula: C5H3ClN4
• Molecular Weight: 154.55712
• Hs Code.: 2933990090
• Mol file: 40971-88-8.mol

Synonyms:8-Chlorotetrazolo[1,5-a]pyridine;NSC 376704;

Chemical Property of 8-Chlorotetrazolo[1,5-a]pyridine

Chemical Property:

• Melting Point: 194-200 °C
• Refractive Index: 1.791
• PKA: 0.41±0.30(Predicted)
• PSA: 43.08000
• Density: 1.71 g/cm³
• LogP: 0.77770
• Storage Temp.: Keep Cold

Purity/Quality:

97% ^*data from raw suppliers

8-Chlorotetrazolo[1,5-A]pyridine ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi

MSDS Files:

Useful:

Technology Process of 8-Chlorotetrazolo[1,5-a]pyridine

There total 4 articles about 8-Chlorotetrazolo[1,5-a]pyridine 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: 60.0%

2,3-dichloro-pyridine (2402-77-9) → 8-chlorotrazolo<1,5-a>pyridine (40971-88-8)

Guidance literature:

With hydrogenchloride; sodium azide; In ethanol; water; for 48h; Reflux;

DOI:10.1039/c4ob01176g

Reference yield: 52.0%

3-chloropyridine-N-oxide (1851-22-5) → 8-chlorotrazolo<1,5-a>pyridine (40971-88-8) + 6-chlorotetrazolo[1,5-a] pyridine (242815-91-4)

Guidance literature:

With pyridine; diphenyl phosphoryl azide; at 120 ℃; for 24h;

DOI:10.1021/jo061819j

Reference yield:

(3-chloro-2-pyridyl)hydrazine (22841-92-5) → 8-chlorotrazolo<1,5-a>pyridine (40971-88-8)

Guidance literature:

With hydrogen cation; sodium nitrite;

DOI:10.1002/(SICI)1099-1395(199906)12:6<470::AID-POC151>3.0.CO;2-U

upstream raw materials:

(3-chloro-2-pyridyl)hydrazine

3-chloropyridine-N-oxide

2,3-dichloro-pyridine

Downstream raw materials:

C₁₃H₉ClN₄

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