S(O)(OH)2sulphurous acidH2SO3sulfuric(IV) acid 一般特性 公式H₂SO₃ Mass / 摩尔质量+81.972 Da 密度at+20 ℃Liquid+1.03 g/cm³ Structure of 亚硫酸 Oxidation Numbers of H₂SO₃Lewis Structure of H₂SO₃ OS(=O)O Single Bonds4 ...
InChIKeyNVBFHJWHLNUMCV-UHFFFAOYSA-N ChemSpider ID74243 ChEMBL IDCHEMBL355001 UNIIVS7TZW634V ECHA Substance Infocard ID100.029.330 DSSTox substance IDDTXSID5064885 環球百科全書識別碼sulfamides-et-sulfones NSC number252 DSSTOX compound identifierDTXCID8048107 PDB ligand IDFUS...
Reaction of the model com- pounds with a excess of 5-methoxycreosol in 72% sulfuric acid yielded Condensation products with car- bon-carbon linkage and cyclic ethers.The 72% sulfuric acid-catalyzed Condensation of veratry...
chemical formula, any of several kinds of expressions of thecompositionor structure ofchemical compounds. The forms commonly encountered areempirical, molecular, structural, and projection formulas. Anempirical formula consists of symbols representingelementsin acompound, such as Na forsodiumand Cl forchlo...
英文同义词GUANIDINOBIOTIN;HEXAHYDRO-2-IMINO-1H-THIENO[3,4-D]IMIDAZOLE-4-PENTANOIC ACID;2-IMINOBIOTIN;2-IMINOBIOTIN HYDROBROMIDE;5-((2S,3S,4R)-3,4-diaminotetrahydrothiophen-2-yl)pentanoic acid compound with sulfuric acid (1:1);5-((3aR,6S,6aS)-2-Amino-3a,4,6,6a-tetrahydro-1H-thieno[3...
英文名称decyl hydrogen sulphate, compound with 1,1',1''-nitrilotripropan-2-ol 英文同义词decyl hydrogen sulphate, compound with 1,1',1''-nitrilotripropan-2-ol;TIPA-LAURYL SULFATE;Einecs 266-195-1;Sulfuric acid, monododecyl ester, compd. with 1,1',1''-nitrilotris(2-propanol) (1:1)...
1. Elements in a compound are present in a definite proportion Example- 2 atoms of hydrogen + 1 atom of oxygen becomes 1 molecule of compound-water. 2. Compounds have a definite set of properties Elements of the compound do not retain their original properties. ...
法语Vikidia标识符Acide_sulfurique YSO标识符13743 KBpedia IDSulfuricAcid DSSTOX compound identifierDTXCID709683 WordNet 3.1 Synset ID15118049-n 中国大百科全书数据库编号(第二版)218077 HSDB識別碼1811 法國國家圖書館識別碼12390469w 知乎话题标识符19668291 DrugBank ID11309...
Structure of Salicylsulfuric Acid Oxidation Numbers of C₇H₆O₆S Lewis Structure of C7H6O6S C1=CC=C(C(=C1)C(=O)O)OS(=O)(=O)O Number and Types of Bonds in C₇H₆O₆S Double Bonds 6 Single Bonds 14 Composition of Salicylsulfuric Acid C 7 H 6 O 6 S 1...
1.The synthesis method uses barium sulfide to react with hydrochloric acid (or sulfuric acid), absorb it under negative pressure with lime milk, and then react with lime nitrogen. After filtration, cooling, crystallization, centrifugation, and drying, the finished product of thiourea is obtained. ...