More... Molecular Weight. If generated, an InChI string will also be generated and made available for searching. The purpose of the information provided under this section is to highlight the substance hazardousness in a readable format. In that case, the ATP (Adaptation to Technical Progress) number is displayed. I am using hexane sulfonic acid as ion pair reagent. Hazard statements were adapted to improve readability and may not correspond textually to the hazard statements codes description in the European Union Specific Hazard Statements (EUH) or the. PH29926A PH39933A PH39933A PH29926A PH 29926 A PH29926 A PH 29926A PH 39933 A PH39933 A PH 39933A PH 39933 A PH39933 A PH 39933A PH 29926 A PH29926 A PH 29926A Authority PH Philippines Prior art keywords carboxylic pharmaceutical composition sulfonic acid acid amides amides Prior art date 1989-01-31 Application number Sulfonic acid groups can greatly enhance the water solubility of compounds, as seen with the sulfonic acid derivative of triphenyl phosphine (TPPTS), P(C 6 H 4-m-SO 3 Na) 3. 215–540–4, is covered by three harmonisations: 005–011–00–4; 005–011–01–1 and 005–011–02–9), CLH information cannot be displayed in the InfoCard as the difference between the CLH classifications requires manual interpretation or verification. Print this Substance Regulatory Obligations Print Substance Regulatory Obligations. This Pierce Reagent solution contains trinitrobenzene sulfonic acid (TNBSA), which reacts readily with the primary amino groups of amino acids in aqueous solution at pH 8 to form yellow adducts. neutralized, it decomposes to form sulfuric acid and the original alcohol. Sodium salts of long-chain aliphatic or aromatic sulfonic acids are used as … The stable, sterically hindered sulfenic acid 1-triptycenesulfenic acid has been found to have a pK a of 12.5 and an O–H bond-dissociation energy (bde) of 71.9 ± 0.3 kcal/mol, which can be compared to a pK a of ≥14 and O–H BDE of ~88 kcal/mol for the (valence) isoelectronic hydroperoxides, R O O H. Using simple and reliable methods (pH measurements and potentiometric titration), it is demonstrated that a strong poly(sulfonic acid) such as poly(2-acrylamido-2-methyl-1-propanesulfonic acid) displays a “limited” (predicted by the Manning-Oosawa theory) degree of dissociation in a salt-free solution and “maximal” degree of dissociation equivalent to the monomer analog in the presence of … State: Solid. Product Data Sheet DIAIONTM PK208 Plastic Food Contact Materials (FCMs) per Regulation 10/2011/EU (Union List), Directive 282/2008/EC on Recycled Plastic FCMs, 28 March 2008, amended by Regulation 2015/1906/EU, 23 October 2015, EU. The CH 3 C 6 H 4 SO 2 group is known as the tosyl group and is often abbreviated as Ts or Tos. Other concentrations of sulfuric acid are used for different purposes. When heated to decomposition or on contact with strong acids produces highly toxic fumes of oxides of sulfur. * Contact can irritate and burn the skin and eyes. Homopolymer hydrogel of 2-acrylamido-2-methylpropane sulfonic acid (AMPS) and its nanocomposite counterpart were prepared to study their swelling properties. In these cases if there is a link to a REACH registered substance factsheet then the substance IS registered. Inorganic or organic oxy acids of sulfur which contain the RSO2(OH) radical. SULFONIC ACID CAS Number: 27176-87-0 DOT Number: NA 2584 ----- HAZARD SUMMARY * Dodecylbenzene Sulfonic Acid can affect you when breathed in. - Find MSDS or SDS, a COA, data sheets and more information. A substance identified primarily by an EC or list number may be linked with more than one CAS number, or with CAS numbers that have been deleted. If the substance is covered by more than one CLH entry (e.g. The most common sulfonic acid is p-toluenesulfonic acid. InfoCards are updated when new information is available. The source of the information is mentioned in the introductory sentence of the hazard statements. REACH regulation aims to improve the protection of human health and the environment from the risks that can be posed by chemicals. InfoCards are generated automatically based on the data available at the time of generation. Pentru obținerea metiloranjului, acidul sulfanilic este diazotat cu acid azotic și astfel este transformat în acid 4-benzen diazoniu sulfonic. CAS 2832-45-3, pH 5.5 - 7.5 (100 g/l, H₂O, 20 °C). H 2 O.. As with other sulfonic … It has been shown that linear polymers containing sulfonate groups derived from 2-acrylamido-2-methylpropane sulfonic acid (AMPS) exhibit an extensive coil-type expansion in aqueous solutions. sulfonic acid. the electronic edition of the Official Journal of the European Union. This website uses cookies to ensure you get the best experience on our websites. Sulfonic acid groups also improve the washfastness of wool and silk dyes by enabling the dye to bind more tightly to the fabric. SCCP/1056/06 OPINION ON PHENYLBENZIMIDAZOLE SULFONIC ACID AND ITS SALTS 6 - Refractive index at 20 °C: / Spectra: UV-vis: PBSA λ max = 302 nm E max = 920-990 PBSA-Na λ max = 302 nm E max = 920-990 Absorption of Neo Heliopan® Hydro in water, dist. EU. By adding styrene sulfonic acid as a termonomer, polymers that are water soluble at the natural pH of the polymerization could be obtained. The quality and correctness of the information submitted to ECHA remains the responsibility of the data submitter. C18 column with end cap i … * Breathing Dodecylbenzene Sulfonic Acid can irritate the nose and throat. Ref: SEIDELL,A (1941) ECOSAR Class Program (ECOSAR v0.99h): Class(es) found: Neutral Organics-acid Henrys Law Constant (25 deg C) [HENRYWIN v3.10]: Bond Method : 1.26E-008 atm-m3/mole Group Method: Incomplete Henrys LC [VP/WSol estimate using EPI values]: 3.376E-009 atm-m3/mole Log Octanol-Air Partition Coefficient (25 deg C) [KOAWIN v1.10]: Log Kow used: -2.38 (KowWin est) Log … Although 100% sulfuric acid can be made, this loses SO3 at the boiling point to produce 98.3% acid. When using molar concentration, sulfuric acid has a pH of 2.75 at 1 millimole per liter, a pH of 1.87 at 10 millimoles per liter and a pH of 1.01 at 100 millimoles per liter. 70775-94-9 - Sulfonic acids, C10-18-alkane, Ph esters - Similar structures search, synonyms, formulas, resource links, and other chemical information. Shijiazhuang Yiang Technology Co., Ltd. Hebei ISO 9001, ISO 9000, GMP. Get contact details and address| ID: 13497762530 MSDS Material Safety Data Sheet Sulfamic Acid Revised : Jan 2013 MSDS : Sulfamic acid Review date : Jan 2015 Page : 8 of 9 14. Contact Now. Type Strong Acid Cation Matrix Styrene-DVB, Porous Functional Group Sulfonic Acid Ionic Form Na + Product Data Sheet DIAIONTM PK228L DIAION TM PK228L is a porous type strongly acidic cation exchange resin. The IPN hydrogels exhibited swelling behavior in solutions at various pHs, in NaCl solutions, and under electrical DC stimulation. CAS Number: 2832-45-3 It appears that your browser has JavaScript disabled. A very broad band at 2800–1650 cm −1 with diffuse minima near 2600, 2250, and 1680 cm −1 is thought to be due to the hydronium ion. 1322-98-1 Decylbenzene sulfonic acid, sodium salt 25155-30-0 Dodecylbenzene sulfonic acid, sodium salt 26248-24-8 Tridecylbenzene sulfonic acid, sodium salt 27636-75-5 Undecylbenzene sulfonic acid, sodium salt 68081-81-2 C10-16 Monoalkylbenzene sulfonic acid… Determine concentration of primary amines by calculation from the extinction coefficient or by comparison to amino acid standards. It is been regularly used in chemical industries as a catalyst in the chemical synthesis process. ECHA organises consultations to get feedback from all interested parties and to gather the widest possible range of scientific information for the regulatory processes. CopyCopied, Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module, Click to predict properties on the Chemicalize site, For medical information relating to Covid-19, please consult the, ACD/Labs Percepta Platform - PhysChem Module, Compounds with the same molecular formula, Search Google for structures with same skeleton. What is the Classification and Labelling Inventory? Benzenesulfonic acid (conjugate base benzenesulfonate) is an organosulfur compound with the formula C 6 H 6 O 3 S.It is the simplest aromatic sulfonic acid.It forms white deliquescent sheet crystals or a white waxy solid that is soluble in water and ethanol, slightly soluble in benzene and insoluble in nonpolar solvents like diethyl ether.It is often stored in the form of alkali metal salts. adjusted to pH9 with NaOH (10 mg/ l, determined in 1cm quartz cell ) Linear Alkylbenzene Sulphonic Acid can be neutralized with caustic soda ( NaOH) to form sodium alkylbenzene sulphonate-an extensively applied anionic surfactant. or higher than 9.0 S.U. Metal complexes of this compound are used as homogeneous catalysts for the syntheses of organic compounds in two-phase systems (e.g., in a mixture of water and an organic solvent) in industry and in the laboratory. pH and Electrochemistry. More information about CAS and the CAS registry can be found here. Sulfonic acid, with the formula RS(=O) 2-OH, is a group of organosulfur compounds where: R = Organic aryl or alkyl group S(=O) 2-OH = Sulfonyl hydroxide group Sulfonic acid can be mistaken for sulfuric acid, as only one group of hydroxyl is replaced by an organic substituent. Compare Products: Select up to 4 products. disodium tetraborate EC no. p-toluene sulfonic acid is widely used as catalyst agent in the synthesis of pharmaceuticals, pesticides, polymerization stabilizer and organic synthesis (esters, etc. More information about the EC Inventory can be found here. *Please select more than one item to compare Inquiry Basket. Absorbance (1.0 M, H2O, 260 nm):≤0.05. Sulfonic acid : It is acid from sulfur family, which is considered as moderate acid.
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