4-Hydrazinyl-5-methylthieno[2,3-d]pyrimidine

Base Information

• Chemical Name: 4-Hydrazinyl-5-methylthieno[2,3-d]pyrimidine
• CAS No.: 19786-56-2
• Molecular Formula: C₇H₈N₄S
• Molecular Weight: 180.233
• Hs Code.: 2934999090
• European Community (EC) Number: 672-800-3
• DSSTox Substance ID: DTXSID20380593
• Wikidata: Q82170892
• Mol file: 19786-56-2.mol

Synonyms:19786-56-2;4-hydrazinyl-5-methylthieno[2,3-d]pyrimidine;4-Hydrazino-5-Methylthieno[2,3-D]Pyrimidine;(5-methylthieno[2,3-d]pyrimidin-4-yl)hydrazine;DTXSID20380593;MFCD00205195;AKOS006230016;CS-10385;5-Methylthieno[2,3-d]pyrimidin-4-hydrazine;CS-0328394;FT-0618598;4-Hydrazino-5-methyl thieno[2,3-d]pyrimidine;(5-methyl-thieno[2,3-d]pyrimidin-4-yl)-hydrazine

Chemical Property of 4-Hydrazinyl-5-methylthieno[2,3-d]pyrimidine

Chemical Property:

• Vapor Pressure: 5.34E-07mmHg at 25°C
• Melting Point: 182 °C
• Boiling Point: 412°Cat760mmHg
• Flash Point: 203°C
• PSA: 92.07000
• Density: 1.472g/cm³
• LogP: 2.05860
• XLogP3: 1.5
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 1
• Exact Mass: 180.04696745
• Heavy Atom Count: 12
• Complexity: 166

Purity/Quality:

98%min ^*data from raw suppliers

4-Hydrazino-5-methylthieno[2,3-D]pyrimidine ^*data from reagent suppliers

Safty Information:

• Pictogram(s): R36/37/38:
• Hazard Codes: R36/37/38:
• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CSC2=NC=NC(=C12)NN

Technology Process of 4-Hydrazinyl-5-methylthieno[2,3-d]pyrimidine

There total 2 articles about 4-Hydrazinyl-5-methylthieno[2,3-d]pyrimidine 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-chloro-5-methylthieno[2,3-d]pyrimidine (43088-67-1) → 4-hydrazino-5-methyl-thieno[2,3-d]pyrimidine (19786-56-2)

Guidance literature:

With hydrazine;

Reference yield:

5-Methyl-3,4-dihydrothieno<2,3-d>pyrimid-4-one (43088-64-8) → 4-hydrazino-5-methyl-thieno[2,3-d]pyrimidine (19786-56-2)

Guidance literature:

Multi-step reaction with 2 steps

1: (chlorination)

2: N₂H₄

With hydrazine;

Reference yield: 50.0%

4-hydrazino-5-methyl-thieno[2,3-d]pyrimidine (19786-56-2) + 6-chloro-7-methyl-3-methylthio-1,4,2-benzodithiazin 1,1-dioxide → 4-chloro-2-mercapto-5-methyl-N-(9-methylthieno<2,3-d><1,2,4>triazolo<4,3-a>pyrimidin-3-yl)benzenesulfonamide

Guidance literature:

In toluene; Heating;

upstream raw materials:

4-chloro-5-methylthieno[2,3-d]pyrimidine

5-Methyl-3,4-dihydrothieno<2,3-d>pyrimid-4-one

Downstream raw materials:

5-methylthieno[2,3-d]pyrimidine

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