3H-[1,2,3]triazolo[4,5-d]pyrimidine-5,7(6H,7aH)-dithione

Base Information

• Chemical Name: 3H-[1,2,3]triazolo[4,5-d]pyrimidine-5,7(6H,7aH)-dithione
• CAS No.: 62871-66-3
• Molecular Formula: C₄H₃N₅S₂
• Molecular Weight: 185.233

Synonyms:1H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dithione(9CI); v-Triazolo[4,5-d]pyrimidine-5,7-dithiol (5CI); NSC 76226

Chemical Property of 3H-[1,2,3]triazolo[4,5-d]pyrimidine-5,7(6H,7aH)-dithione

Chemical Property:

• Vapor Pressure: 0.00708mmHg at 25°C
• Boiling Point: 269.9°Cat760mmHg
• Flash Point: 117°C
• Density: 2.29g/cm³

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3H-[1,2,3]triazolo[4,5-d]pyrimidine-5,7(6H,7aH)-dithione

There total 3 articles about 3H-[1,2,3]triazolo[4,5-d]pyrimidine-5,7(6H,7aH)-dithione 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:

2,4-dimercapto-5,6-diaminopyrimidine (31295-41-7) → 1,4-dihydro-[1,2,3]triazolo[4,5-d]pyrimidine-5,7-dithione (62871-66-3)

Guidance literature:

With sulfuric acid; sodium nitrite;

DOI:10.1021/ja01649a022

Reference yield:

5-amino-1,6-dihydro-[1,2,3]triazolo[4,5-d]pyrimidine-7-thione (59886-10-1) → 7-thioxo-1,4,6,7-tetrahydro-[1,2,3]triazolo[4,5-d]pyrimidin-5-one (700-51-6) + 1,4-dihydro-[1,2,3]triazolo[4,5-d]pyrimidine-5,7-dithione (62871-66-3)

Guidance literature:

With pyridine; tetraphosphorus decasulfide; Behandeln des Reaktionsprodukts mit wss.NaHS;

DOI:10.1021/jo01356a600

Reference yield:

→ 1,4-dihydro-[1,2,3]triazolo[4,5-d]pyrimidine-5,7-dithione (62871-66-3)

Guidance literature:

Triazol 2d,Kalium-O-ethyldithiocarbonat in DMF;

DOI:10.1039/P19770000210

upstream raw materials:

2,4-dimercapto-5,6-diaminopyrimidine

5-amino-1,6-dihydro-[1,2,3]triazolo[4,5-d]pyrimidine-7-thione

Downstream raw materials:

7-Amino<1,2,3>thiadiazolo<5,4-d>pyrimidin-5-thion

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