4(1H)-Pyrimidinethione, 5-methoxy- (9CI)

Base Information

• Chemical Name: 4(1H)-Pyrimidinethione, 5-methoxy- (9CI)
• CAS No.: 51793-91-0
• Molecular Formula: C5H6N2OS
• Molecular Weight: 142.17894
• Hs Code.: 2933599090
• Mol file: 51793-91-0.mol

Synonyms:4(1H)-Pyrimidinethione, 5-methoxy- (9CI)

Chemical Property of 4(1H)-Pyrimidinethione, 5-methoxy- (9CI)

Chemical Property:

• Melting Point: 209-211 °C
• Boiling Point: 243.0±50.0 °C(Predicted)
• PKA: 5.83±0.40(Predicted)
• PSA: 73.81000
• Density: 1.31±0.1 g/cm3(Predicted)
• LogP: 0.77390

Purity/Quality:

NLT 98% ^*data from raw suppliers

5-Methoxypyrimidine-4(3H)-thione 95%+ ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4(1H)-Pyrimidinethione, 5-methoxy- (9CI)

There total 3 articles about 4(1H)-Pyrimidinethione, 5-methoxy- (9CI) 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:

5-methoxy-4(3H)-pyrimidinone (695-87-4,71133-22-7) → 5-methoxy-3H-pyrimidine-4-thione (51793-91-0)

Guidance literature:

With tetraphosphorus decasulfide;

Reference yield:

5-methoxy-2-thiouracil (6939-11-3) → 5-methoxy-3H-pyrimidine-4-thione (51793-91-0)

Guidance literature:

Multi-step reaction with 2 steps

1: Raney nickel; aqueous NH₃ / Hydrogenation

2: P₂S₅

With ammonium hydroxide; tetraphosphorus decasulfide; nickel;

Reference yield:

→ 4-Mercapto-5-methoxy-pyrimidin (51793-91-0)

Guidance literature:

4-Chlor-5-methoxy-pyrimidin, Thioharnstoff, sd. A.;

upstream raw materials:

5-methoxy-4(3H)-pyrimidinone

5-methoxy-2-thiouracil

Downstream raw materials:

5-methoxypyrimidine