Thiazolo[4,5-d]pyrimidine-2,7-diamine

Base Information

• Chemical Name: Thiazolo[4,5-d]pyrimidine-2,7-diamine
• CAS No.: 30162-02-8
• Molecular Formula: C5H5N5S
• Molecular Weight: 167.194
• Hs Code.: 2934999090
• DSSTox Substance ID: DTXSID40449555
• Wikidata: Q82269067
• Mol file: 30162-02-8.mol

Synonyms:Thiazolo[4,5-d]pyrimidine-2,7-diamine;30162-02-8;[1,3]thiazolo[4,5-d]pyrimidine-2,7-diamine;SCHEMBL6993509;DTXSID40449555;GUAFRDFLFKZWEG-UHFFFAOYSA-N;AKOS015919685;2,7-diaminothiazolo[4,5-d]pyrimidine;CS-0359259;FT-0778044;A876279

Chemical Property of Thiazolo[4,5-d]pyrimidine-2,7-diamine

Chemical Property:

• Boiling Point: 449.735 °C at 760 mmHg
• Flash Point: 225.792 °C
• PSA: 119.68000
• Density: 1.719 g/cm³
• LogP: 0.76200
• Storage Temp.: 2-8°C
• XLogP3: 0.3
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 0
• Exact Mass: 167.02656635
• Heavy Atom Count: 11
• Complexity: 154

Purity/Quality:

98%,99%, ^*data from raw suppliers

Thiazolo[4,5-d]pyrimidine-2,7-diamine 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=NC(=C2C(=N1)N=C(S2)N)N

Technology Process of Thiazolo[4,5-d]pyrimidine-2,7-diamine

There total 4 articles about Thiazolo[4,5-d]pyrimidine-2,7-diamine 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:

4,6-diaminopyrimidine (2434-56-2) + potassium thioacyanate (333-20-0) → 2,7-diaminothiazolo<4,5-d>pyrimidine (30162-02-8)

Guidance literature:

With bromine; acetic acid;

DOI:10.1021/ja01153a055

Reference yield:

formamide (77287-34-4,77287-35-5,60100-09-6) + ethyl 3-amino-2-cyano-7-methyl-5-phenyl-5H-thiazolo<3,2-a>pyrimidine-6-carboxylate (154866-94-1) → 2,7-diaminothiazolo<4,5-d>pyrimidine (30162-02-8)

Guidance literature:

In formic acid; N,N-dimethyl-formamide; for 10h; Heating;

DOI:10.1016/S0040-4020(01)80225-8

Reference yield:

formamide (77287-34-4,77287-35-5,60100-09-6) + ethyl 3-amino-2-cyano-5-(4-methoxyphenyl)-7-methyl-5H-thiazolo<3,2-a>pyrimidine-6-carboxylate (154866-95-2) → 2,7-diaminothiazolo<4,5-d>pyrimidine (30162-02-8)

Guidance literature:

In formic acid; N,N-dimethyl-formamide; for 10h; Heating;

DOI:10.1016/S0040-4020(01)80225-8

upstream raw materials:

4,6-diaminopyrimidine

potassium thioacyanate

4,6-diamino-5-thiocyanatopyrimidine

formamide

Downstream raw materials:

7-amino-2-chlorothiazolo<4,5-d>pyrimidine

7-amino-3-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-thiazolo[4,5-d]pyrimidin-2(3H)-one

7-amino-4-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)thiazolo<4,5-d>pyrimidin-2-one

7-amino-4-β-D-ribofuranosylthiazolo<4,5-d>pyrimidin-2-one

Refernces

• 1、 Baker,Chatfield. "Synthesis of derivatives of thiazolo[4,5-d]pyrimidine. II.". . p. 2478 - 2484. Retrieved 2007/10/08.