Product Name O/P-Toluene Sulfonamide (OPTSA) Other Name O/P-Toluene sulphonamide; O/P-Toluenesulfonamide; O/PTSA; Ortho Para Toluene Sulfonamide; Toluenesulfonamide CAS No 1333-07-9; 8013-74-9 Molecular Formula C7H9NO2S Product Usage 1) Used in the manufacture of dyes, plasticizer, synthetic resin, nail polish, fluorescence paints and coatings,. 2) Used in organic synthesis. 3) Used in organic glass phenolic resin & polyamide resin and plasticizer of printing ink & Hot Melt Adhesive.etc Check-Point Unit Specifications Appearance --- White Crystalline Powder Purity % min 99 Melting Point °C min 106 Water % max 0.3 Colority Pt/Co max 30 Chloride ppm max 100 Sulfate ppm max 100 Ortho/ Para ±5% 40/60 or 30/70 or 20/80 Ash % max 0.1 PH --- 6.8-7.2 Turbidity APHA max 10 Iron ppm max 10
Product Name P-Toluene Sulfonamide (PTSA) Other Name P-Toluenesulfonamide; P-Toluene Sulphonamide; Para Toluene Sulfonamide CAS No 70-55-3 Molecular Formula C7H9NO2S Product Usage Used in the manufacture of plasticizer, disinfectant, fungicide, fungicides, wood brightener. Also can be used in the production of synthetic resin, the coating, the fluorescent dye, pharmaceutical, etc. Check-Point Unit specification Appearance --- White Crystalline Powder Purity % min 99 Melting Point °C min 136 Water % max 0.3 Colority Pt/Co max 20 Chloride ppm max 100 Sulfate ppm max 100 Ash % max 0.05 PH --- 5.0-7.0
Product NameP-Toluene Sulfonyl Chloride (PTSC) Other NameP-Toluenesulfonyl Chloride; Tosyl Chloride; Para Toluene Sulfonyl Chloride; p-toluene sulphonyl chloride CAS No98-59-9 Molecular FormulaC7H7ClO2S Product UsageIt can be used for organic synthesis, for example: dyes, saccharin,etc. Check-PointUnitSpecifications Appearance--White Crystalline Powder Purity% min99 Melting Point°C min67 Loss On Drying% max0.1 ColorityPt/Co max20 Free Acid% max0.2 OTSC (O-Toluene Sulfonyl Chloride)% max0.2
Product NameSodium P-Toluene Sulfinate Tetrahydrate (SPTS) Other NameSodium P-Toluenesulfinate Tetrahydrate; P-Toluenesulfinic Acid Sodium Salt Tetrahydrate; P-Toluene Sulfinic Acid Sodium·Tetrahydrate CAS No868858-48-4 Molecular FormulaC7H7O2SNa·4H2O Product UsageIt can be used as intermediate of pharmaceutical and dispersal dyes, and also can be used as curing agent of grouting material. Check-PointUnitSpecifications Appearance--White Crystalline Powder Purity% min98 Loss On Drying% max25-35 PH--8.5-9.0 Insoluble Matter In Water H2O 20% Soln--clear & colorless Heavy Metalppm max20 Sulfate% max0.2 Chloride% max0.5 Ironppm max10
Product Name P-Hydroxybenzaldehyde (PHBA) Other Name P-Hydroxy Benzaldehyde; 4-Hydroxybenzaldehyde; Para-Hydroxy Benzaldehyde; PHBA CAS No 123-08-0 Molecular Formula C7H6O2 Product Usage It's the important intermediates of pharmaceutical industry and spices. In foreign , it's also used for synthesis of bromoxynil and chloroxynil which are kind of herbicides, and also used in the manufacture of bactericide, photographic emulsifier, nickel plating luster agent, liquid crystal, etc; In the pharmaceutical field, it can be used for synthesis of amoxicillin, antibacterial synergistic agent named TMP, 3,4,5-Trimethoxybenzaldehyde, Artificial gastrodia elata, farrerol, esmololhydrochloride; In the spicery field, it can be used for synthesis of spicery,for example: vanillin, ethyl vanillin, piperonal, springaldehyde, p-anisaldehyde, raspberry ketone natural,etc. Check-Point Unit Specifications Appearance -- Light Yellow Crystalline Powder White Crystalline Powder Purity % min 99 99.5 Melting Point °C 114.5-117 115.5-117 Water % max 0.5 0.3
O/p-toluene sulfonamide(optsa) We supply and sell intermediates products such as: 1. P-toluene sulfonamide cas: 70-55-3 (other names: ptsa, para toluene sulfonamide, p-toluenesulphonamide, 4-methylbenzenesulfonamide, 4-toluenesulfonamide) 2. P-toluene sulfonyl chloride cas:98-59-9 (other names: ptsc; para sulfonyl chloride;tosyl chloride; 4-toluene sulfochloride; 4-methylbenzenesulfonyl chloride; p-toluenesulfonyl chloride; toluene-4-sulfonyl chloride; 4-toluolsulfonyl chloride; p-tosyl chloride, p-toluene sulfochloride, 4-toluenesulfonic acid, chloride) 3. O/p-toluene sulfonamide cas:1333-07-9 (other names: optsa; o/p-toluenesulfonamide; o/ptsa; o, p-toluene sulfonamide; toluenesulphonamide;mixed isomers) 4. 4-hydroxybenzaldehyde cas: 123-08-0 (other names: phba; p- hydroxybenzaldehyde; 4-formylphenol) 5. Ortho toluene sulfonamide cas: 88-19-7 (other names: o- toluene sulfonamide o-toluenesulphonamide ;otsa; 2-methylbenzenesulfonamide; 2-methylbenzene-1-sulfonamide; 2-toluene suldonamide; ortho toluene sulfonamide; o-toluene sulfonamide) 6. N-ethyl-o/p-toluene sulfonamide cas: 26914-52-3 (other names: n-optsa; ethyltoulenesulfonamide; n-ethyltoluenesulfonamide; noptsa).
Other Name: N-Ethyl-OPTSA; NETSA; N-Ethyl-Ortho Para Toluene Sulfonamide CAS No: 8047-99-2 Molecular Formula: C9H13NO2S Product Usage: It's good plasticizers of polyamide resin and cellulose kind of resin, it has high compatibility for hot melt adhesives, coatings, printing ink. Appearance:Straw Yellow Lucency Liquid Purity: 99% min Ash: 0.2% max Wate:r 0.4% max Colority: 130APHA max Free Acid: 0.1% max Viscosity: 25°C� 250m Pa·s min
4-Hydroxybenzoic acid Chemical Name:4-Hydroxybenzoic acid Trade Name:p-oxybenzoic acid Molecular Formula:C7H6O3 Molecular Weight:138.12 CAS No.:99-96-7 Properties:white odorless crystalline powder, easily soluble in hot water and alcohols, aethers and acetone, slightly soluble in cold water and benzene, insoluble in carbon bisulfide; relative density is 1.46 Use: Can be used as antiseptic, intermediate of dyes, pharmaceuticals; as main material of liquid crystal polymers; as material of pesticide intermediate Specification Item Specification Polymer Grade Technical Grade Appearance white crystal powder white crystal powder Purity(on dry base) % 99.6 99.0 Melting Point 214-217 212-216 Odor odorless odorless Solubility Clear and transparent clear and transparent Loss on Drying % 0.20 0.50 Color(Pt-Co) 10 40 Ash % 0.02 0.15 Sulfate(SO42-) 0.01 0.05 Chloride(Cl-) % 0.005 0.02 Phe% 0.01 0.10 Salicylic Acid % 0.02 0.10 4-Hydroxyisophthalic Acid(HIPA) ppm 500 / Insolubles in Metha ppm 50 / Potassium(K+) ppm 5 / Sodium (Na+) ppm 5 / Iron (Fe) ppm 5 / Ca2++Mg2+ppm 5 /
Wholesale O/p-toluene Sulfonic Acid Methyl Ester (optsm) Manufacturer, Cas No. 28804-47-9 Product Name: Methyl o/p-toluenesulfonate; Methyl O/P-Toluene Sulfonate; O/P-Toluene Sulfonic Acid Methyl Ester; Methyl O/P-Tosylate; OPTSME; OPTSM; MOPTS CAS No. 28804-47-9 Molecular Formula: C8H10O3S Molecular Weight: 186.23 EINECS No.: 249-237-3 Technical Specification: Appearance: Colorless or light yellow clear liquid Purity: ¥99% O-TSM: 40-70% P-TSM: 30-60% M-TSM: ¤5% Moisture: ¤0.5% Free acid: ¤0.2% OPTSC: ¤0.3% Ash: ¤0.1% Usage: Used as a methylation agent of organic synthesis, synthetic dyes, etc. Packing: 200kg plastic drum or 200kg plastic lined iron drum.
