WebMar 20, 2024 · ChemicalBook 致力于为化学行业用户提供3,4-二氢-2H-吡喃的性质、化学式、分子式、比重、密度,同时也包括3,4-二氢-2H-吡喃的沸点、熔点、MSDS、用途、作 … WebProduct Name: RARECHEM AM UK 0021 Buy CAS : 22901-11-7 Tel: Email: [email protected] Mobile: 13371865682 QQ :2853109658 Descriptions: RARECHEM AM UK 0021 ≥95% yuanye Y13442
6-溴-3,4-二氢-2(1H)-萘酮 97% Sigma-Aldrich
Web3,4-二氢-1H-2-苯并吡喃; Search ChemBK on Mobile. Isochroman Reuqest for quotation. Name: Isochroman CAS: 493-05-0 ... Product Name: 3,4-DIHYDRO-1H-2-BENZOPYRAN In Stock CAS : 493-05-0 Tel: +86-592-5203346 5203347 Email: [email protected]. JAI RADHE SALES. Web1,2,3,4-四氢-9H-吡啶并[3,4-b]吲哚 98%; CAS Number: 16502-01-5; Synonyms: 1,2,3,4-四氢-β-咔啉,2,3,4,9-四氢-1H-吡啶并(3,4-b)吲哚,Tetrahydronorharmane,Tryptoline; find Sigma … topper waschbar
1,2,3,4-四氢-9H-吡啶并[3,4-b]吲哚 98% Sigma-Aldrich
Web3,4-二氢-2H-吡喃广泛地用于OH保护试剂;通过聚合、加氢、氧化等反应可制得四氢吡喃、戊二醇、戊二酸、戊内酯、戊二烯以及树脂类产品;还可用作医药中间体;也可做溶剂、有机合成中间体;广泛用于羟基的保护,一般不与亲核试剂和有机金属试剂反应,耐强碱,在低pH值或者Lewis酸条件下易变化。 Webδ-Tocotrienol may be used as an analytical reference standard for the determination of δ-tocotrienol in: Food samples of vegetable origin by high performance liquid … Web一种式(i)所示的2‑氯‑1‑(6‑氟‑3,4‑二氢‑2h‑1‑苯并吡喃‑2‑基)乙酮的制备方法,所述制备方法为:步骤(a ... topper unicorn printable