4-Methylbenzenesulfonhydrazide

Product Details

CAS No:1576-35-8

MF:C7H10N2O2S

Appearance:white or off-white solid powder

Specification:98.5%

UN number:-

Package:1/5/10/25kgs/drum

Supply Capacity:Tons

Synonyms:n-toluolsulphonylhydrazine;p-toluenesulfohydrazide;p-tolylsulfonyl-hydrazin;4-METHYL-1-BENZENESULFONYL HYDRAZIDE;P-Benzene Sulfonyl Hydrazine;p-Toluenesulfonic acid hydrazide, p-Toluenesulfonyl hydrazide, Tosylhydrazide;Foamer TSH;p-Toluenesulfonhydrazide, p-Toluenesulfonic acid hydrazide, p-Toluenesulfonyl hydrazide, Tosylhydrazide; 1576-35-8; 4-Methylbenzenesulfonohydrazide; p-Toluenesulfonyl hydrazide; Tosylhydrazine; Tosylhydrazide; Benzenesulfonic acid, 4-methyl-, hydrazide; P-TOLUENESULFONYLHYDRAZIDE; Toluene-4-sulphonohydrazide; p-toluenesulfonohydrazide; (p-Tolylsulfonyl)hydrazine; 4-Methylbenzenesulfonyl hydrazide; TsNHNH2; CELLMIC H; N-TOSYLHYDRAZINE; 4-tosylsulphonylhydrazine; P-TOSYL HYDRAZIDE; NSC-18715; POROFOR TSH 75; Toluene-4-sulfonohydrazide; 4-METHYLPHENYLSULFONYL HYDRAZIDE; 4-TOLUENESULFONOHYDRAZINE; DTXSID8051756; (4-TOLYLSULFONYL)HYDRAZIDE; TOLUENE-4-SULPHONYL HYDRAZIDE; TOLUENESULFONYL HYDRAZIDE, P-; P-TOLUENESULFONYLHYDRAZIDE [MI]; (4-METHYLPHENYLSULFONYL)HYDRAZINE; pTosylhydrazine; pToluenesulfonhydrazide; pTolylsulfonylhydrazine; pToluenesulfonylhydrazine; pTolylsulfonyl hydrazide; 4Toluenesulfonylhydrazine; Toluene4sulphonohydrazide; Hydrazine, ptolylsulfonyl; pToluenesulfonic hydrazide; NToluolsulphonyl hydrazine; RefChem:858217; 4Toluenesulfonyl hydrazide; Toluene4sulfonyl hydrazide; pMethylphenylsulfonylhydrazine; pMethylbenzenesulfonylhydrazine; 4Toluenesulfonic acid hydrazide; pToluenesulfonic acid, hydrazide; DTXCID1030311; 4Methylbenzenesulfonic acid hydrazide; pMethylbenzenesulfonic acid hydrazide; UN3226; 4Methylbenzenesulfonic acid, hydrazide; Benzenesulfonic acid, 4methyl, hydrazide; 4-Methylbenzenesulfonhydrazide; P-Toluenesulfonhydrazide; p-Tosylhydrazine; p-Toluenesulfonylhydrazine; Celogen TSH; p-Tolylsulfonyl hydrazide; PTSH; p-Methylbenzenesulfonylhydrazine; p-Toluenesulfonic hydrazide; Toluene-4-sulfonyl hydrazide; p-Methylphenylsulfonylhydrazine; 4-Toluenesulfonic acid hydrazide; N-Toluolsulphonyl hydrazine; 4-Methylbenzenesulfonic acid hydrazide; 4-Toluenesulfonyl hydrazide; p-Toluenesulfonic acid, hydrazide; Hydrazine, p-tolylsulfonyl-; 4-methylbenzene-1-sulfonohydrazide; p-Tolylsulfonylhydrazine; Toluenesulfonic acid hydrazide; p-Methylbenzenesulfonic acid hydrazide; p-Toluenesulfonic acid hydrazide; NSC 18715; MFCD00007588; para-Toluenesulfonhydrazide; CHEMBL221182; LR93R5002M; hydrazino(4-methylphenyl)sulfone; CCRIS 6484; EINECS 216-407-3; BRN 0610130; tosyl hydrazine; UNII-LR93R5002M; AI3-32890; 2-tosylhydrazine; TosNHNH2; 4-Methylbenzenesulfonic acid, hydrazide; Tos-NHNH2; 4-Toluenesulfonhydrazide; p-toluensulfonylhydrazine; 4-toluenesulfonohydrazide; Toluene-p-sulfonhydrazide; 4-tolylsulfonyl hydrazine; Toluene-4-sulfonhydrazide; p-toluenesulfonyl hydrazine; 4-Toluenesulfonyl hydrazine; p-toluene sulphonylhydrazine; p-toluenesulphonyl hydrazine; SCHEMBL9091; Oprea1_518833; para-toluene- sulfonhydrazide; 4-11-00-00470 (Beilstein Handbook Reference); SCHEMBL250755; SCHEMBL250756; 4-methylbenzene sulfonhydrazide; 4-methyl-benzenesulfonohydrazide; SCHEMBL9057442; SCHEMBL9057448; 4-methylphenylsulphonyl hydrazine; p-toluenesulphonic acid hydrazide; 4-Methylbenzenesulfonohydrazide #; toluene-4-sulfonic acid hydrazide; p-Toluenesulfonyl hydrazide, 97%; NSC18715; BBL001770; BDBM50370853; EBC-03274; SBB056877; STK331036; AKOS000119476; 4-Methylbenzenesulphonic acid hydrazide; CS-W004691; FS-2584; FT35432; DB-043357; NS00004923; ST50411958; EN300-18118; D77672; AC-907/25014186; F044817; doi:10.14272/ICGLPKIVTVWCFT-UHFFFAOYSA-N.1; p-Toluenesulfonhydrazide, technical, >=95% (HPLC); Q27283148; Z57169649; F1132-0688

Product application:4-Methylbenzenesulfonhydrazide,1576-35-8,p-Toluenesulfonyl hydrazide,Tosylation reagent,TSH foaming agent,Blowing agent TSH,Low temperature blowing agent,Rubber foaming additive,Polymer chemical blowing agent,PVC foam board agent,EVA foam additive,Silicone sponge blowing agent,Epoxy resin foaming agent,Organic synthesis reagent,Shapiro reaction reagent,Eschenmoser-Tanabe cleavage precursor,Sulfonylhydrazone intermediate,Transfer hydrogenation reagent,Pharmaceutical intermediate CAS 1576-35-8,Agrochemical building block,Fine chemical raw material,High purity 4-methylbenzenesulfonhydrazide 99%,p-Toluenesulfonyl hydrazide manufacturer China,CAS 1576-35-8 supplier,Suzhou Health Chemicals specialty chemicals,TSH blowing agent wholesale bulk export

 

4-Methylbenzenesulfonhydrazide serves as an indispensable, high-efficiency chemical blowing agent, multifunctional organic synthetic reagent, and versatile reactive intermediate extensively utilized across polymer foam compounding, rubber manufacturing, pharmaceutical chemistry, and fine organic synthesis. In polymer materials processing and elastomer technology, widely recognized as blowing agent TSH, it functions as a premier low-temperature chemical foaming agent characterized by a narrow decomposition temperature range and steady gas release kinetics; upon thermal decomposition, it generates non-toxic nitrogen gas and water vapor without emitting corrosive byproducts or imparting discoloration to matrix materials, making it a golden standard additive in processing natural rubber, neoprene, ethylene-vinyl acetate (EVA), polyvinyl chloride (PVC), and epoxy resins to produce microcellular shoe soles, automotive sealing profiles, acoustic insulation foams, and lightweight elastomeric cushions featuring uniform pore distribution and superior resilience. In organic chemistry and active pharmaceutical ingredient (API) development, 4-Methylbenzenesulfonhydrazide is a cornerstone synthetic tool that readily condenses with aldehydes and ketones to generate sulfonylhydrazone intermediates for executing classic Shapiro alkenylation, Bamford-Stevens transformations, and Eschenmoser-Tanabe fragmentations to construct complex carbocyclic and polycyclic architectures; furthermore, it serves as a mild, metal-free precursor for generating diimide in situ to achieve chemoselective reduction of unsaturated carbon-carbon double and triple bonds in sensitive drug intermediates and crop protection chemicals.

 

规格 / Specification

项目 / Item	标准 / Standards
外观 / Appearance	白色或类白色固体粉末 / White or off-white solid powder
气味 / Odor	典型 / Characteristic
鉴定 / Identification	IR/HPLC/Mass/NMR Spectrum
含量 / Content	≥98.5%
分解温度 / Decomposition temperature	143℃~1478℃
发气量 / Gas yield	120~130ml/g

 

Applications:

4-Methylbenzenesulfonhydrazide is used as a foaming agent for natural rubber, synthetic rubber and various plastics and in organic synthesis.

 

1: 4-Methylbenzenesulfonhydrazide is used as a foaming agent for rubber and various plastics. Mixing with ADC foaming agent and baking soda can promote ADC foaming agent to increase gas emission. 4-Methylbenzenesulfonhydrazide is used as a foaming agent for natural rubber, synthetic rubber and various plastics to produce fine closed-cell structures for plastics and rubber products. The shrinkage rate of the products is small and the tear strength is large. It is used as a foaming agent for natural rubber, synthetic rubber and various plastics and in organic synthesis.

 

2: 4-Methylbenzenesulfonhydrazide is a low-temperature foaming agent, suitable for various plastics and rubbers such as natural rubber, synthetic rubber and polyvinyl chloride. The generated gas and decomposition residue are non-toxic, odorless and non-polluting. The product has a uniform and fine pore structure, a small shrinkage rate and a large fracture strength. It is particularly suitable for the manufacture of closed-cell foam plastics and sponge rubber. This product has a low decomposition temperature and should be mixed below 70°C. 4-Methylbenzenesulfonhydrazide cannot be used together with dinitrosopentamethyltetramine (foaming agent H) or lead salts to avoid coking and contamination of the rubber. No foaming aid is required when using 4-Methylbenzenesulfonhydrazide.

 

3: 4-Methylbenzenesulfonhydrazide is a foaming agent with extremely wide adaptability and is known as a universal foaming agent. It has a low decomposition temperature and can be mixed below 70°C. It is suitable for various plastics, natural and synthetic rubbers. The generated gas and decomposition residues are non-toxic, odorless, and pollution-free. The pore structure is fine and uniform, the product shrinkage is small, and the tear strength is high. It is especially suitable for the manufacture of closed-cell foam plastics and sponge rubber. It can be used in polyvinyl chloride to produce white foam (the mold needs to be chrome-plated). It cannot be used together with foaming agent H and lead salts, and generally no foaming aid is required.

 

Packing:

25kgs/drum

 

UN number:

Not dangerous goods

 

Store at:

Sealed storage in a cool and dry place, avoid light and heat.

 

Shelf Life:

Two years