1,4-PHENYLENEBIS-3-THIOSEMICARBAZIDE

Base Information

• Chemical Name: 1,4-PHENYLENEBIS-3-THIOSEMICARBAZIDE
• CAS No.: 1728-67-2
• Molecular Formula: C8H12 N6 S2
• Molecular Weight: 256.355
• Hs Code.: 2930909090
• Mol file: 1728-67-2.mol

Synonyms:Semicarbazide,4,4'-p-phenylenebis[3-thio- (7CI,8CI); 1,4-Phenylenebis-3-thiosemicarbazide

Chemical Property of 1,4-PHENYLENEBIS-3-THIOSEMICARBAZIDE

Chemical Property:

• Vapor Pressure: 7.86E-08mmHg at 25°C
• Melting Point: 205-206 °C
• Refractive Index: 1.872
• Boiling Point: 436.8°C at 760 mmHg
• PKA: 10.09±0.70(Predicted)
• Flash Point: 218°C
• PSA: 164.34000
• Density: 1.569g/cm³
• LogP: 2.33520

Purity/Quality:

98%min ^*data from raw suppliers

1,4-PHENYLENEBIS-3-THIOSEMICARBAZIDE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,4-PHENYLENEBIS-3-THIOSEMICARBAZIDE

There total 1 articles about 1,4-PHENYLENEBIS-3-THIOSEMICARBAZIDE 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: 86.0%

1 ,4-phenylenediisothiocyanate (4044-65-9) → benzene-1,4-dithiosemicarbazide (1728-67-2)

Guidance literature:

With hydrazine hydrate; In 1,4-dioxane; for 3h; Heating;

DOI:10.1080/10426500490274682

Reference yield: 91.0%

benzene-1,4-dithiosemicarbazide (1728-67-2) + benzaldehyde (100-52-7) → ((C6H5)CHNNHC(S)NH)2(C6H4) (1310449-90-1)

Guidance literature:

In methanol; for 24h; Reflux;

DOI:10.1016/j.inoche.2011.03.041

Reference yield: 89.0%

benzene-1,4-dithiosemicarbazide (1728-67-2) + salicylaldehyde (90-02-8) → salicylaldehyde phenyldithiosemicarbazone (1192802-16-6)

Guidance literature:

In N,N-dimethyl-formamide; at 120 ℃; for 5h;

DOI:10.1016/j.saa.2017.04.007

upstream raw materials:

1 ,4-phenylenediisothiocyanate

Downstream raw materials:

N,N'-bis-[1,2,3,4]thiatriazol-5-yl-benzene-1,4-diamine

1,4-Bis-(isopropyliden-thio-semicarbazono)-benzol

((C₆H₅)CHNNHC(S)NH)2(C₆H₄)

salicylaldehyde phenyldithiosemicarbazone

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