其它产品项目整合

项目整合的本质是一项集合成方法学、反应工程学与过程分析技术于一体的系统工程。其核心逻辑可以概括为以下几点：源头优选：利用如N-硝胺化学等底层方法学突破，从分子层面颠覆传统高成本、高污染路线。过程强化：依托连续流技术，攻克有机金属试剂应用、光化学反应放大等“不可能”任务，实现高危工艺的本质安全。系统集成：整合“反应-淬灭-分离”全流程，利用微流控与在线分析技术，消除批次间的差异，实现药品制造的连续化与智能化。当前，中间体工艺研发正在经历从“经验驱动”向“数据驱动”的转变。AI辅助路线设计、自动化高通量筛选与连续制造平台的结合，将使得“分子结构与最优工艺路径”之间的映射关系逐渐清晰。未来的竞争优势，将属于那些能够将底层化学创新与先进工程技术进行无缝整合的研发体系。
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其它产品项目整合

Isethionic Acid CAS Registry Number: 107-36-8 羟乙基磺酸

CAS Name: 2-Hydroxyethanesulfonic acid
Additional Names: hydroxyethylsulfonic acid
Percent Composition: C 19.04%, H 4.79%, O 50.74%, S 25.42%
Literature References: Obtained by heating ethylene, chlorosulfonic acid, and water: Klason, J. Prakt. Chem. [2] 19, 234 (1879); from ether and SO3: Hubner, Ann. 223, 198 (1884); from ethylenesulfite + NaHCO3: Smith, US 2899461 (1959 to Dow).

Isobutyl Sulfide CAS Registry Number: 592-65-4 异丁基硫醚

CAS Name: 1,1'-Thiobis[2-methylpropane]
Additional Names: diisobutyl sulfide
Percent Composition: C 65.68%, H 12.40%, S 21.92%
Literature References: Obtained by heating isobutyl chloride or potassium isobutyl sulfate with K2S.

Thymolphthalein CAS Registry Number: 125-20-2 百里香酚酞

CAS Name: 3,3-Bis[4-hydroxy-2-methyl-5-(1-methylethyl)phenyl]-1(3H)-isobenzofuranone
Additional Names: 5',5''-diisopropyl-2',2''-dimethylphenolphthalein
Percent Composition: C 78.11%, H 7.02...
Literature References: Obtained by heating phthalic anhydride with thymol at 110° in the presence of stannic chloride.

Aconine CAS Registry Number: 509-20-6 乌头原碱

CAS Name: (1a,3a,6a,14a,15a,16b)-20-Ethyl-1,6,16-trimethoxy-4-(methoxymethyl)aconitane-3,8,13,14,15-pentol
Percent Composition: C 60.10%, H 8.27%, N 2.80%, O 28.82%
Literature References: Obtained by hydrolysis of aconitine: Schulze, Arch. Pharm. 244, 165 (1906); Schneider, Ber. 89, 768 (1956). Structure: Schneider, Tausend, Ann. 628, 114 (1959); McCaldin, Marion, Can. J. Chem. 37, 1071 (1959).

Strophanthobiose CAS Registry Number: 7724-04-1 (2S,3R,4S,5S,6R)-2-[(2R,3R,4S,6R)-6-羟基-4-甲氧基-2-甲基-四氢吡喃-3-基]氧基-6-(羟基甲基)四氢吡喃-3,4,5-三醇

CAS Name: 2,6-Dideoxy-4-O-b-D-glucopyranosyl-3-O-methyl-D-ribo-hexose
Additional Names: periplobiose
Percent Composition: C 48.14%, H 7.46%, O 44.40%
Literature References: Obtained by hydrolysis of K-strophanthin-b, isolated from seeds of Strophanthus kombé Oliv., Apocynaceae: Jacobs, Hoffmann, J. Biol. Chem. 69, 153 (1926); Stoll et al., Helv. Chim. Acta 20, 1484 (1937). Identity with periplobiose: Barbier, Schindler, ibid. 42, 1065 (1959). Structure: Lichti, von Wartburg, ibid. 44, 238 (1961).

D -Galacturonic Acid CAS Registry Number: 685-73-4 半乳糖醛酸

Percent Composition: C 37.12%, H 5.19%, O 57.69%
Literature References: Obtained by hydrolysis of pectin where it is present as polygalacturonic acid: Ehrlich, Chem. Ztg. 41, 197 (1917); Ehrlich, Guttmann, Biochem. Z. 259, 100 (1933); Ber. 66, 220 (1933); Niemann, Link, J. Biol. Chem. 95, 203 (1932); 104, 743 (1934); Morell, Link, ibid. 100, 385 (1933); Anderson, King, J. Chem. Soc. 1961, 5333. Isoln from mustard seeds: Goering, US 2987448 (1961 to Oil Seed Prod.).

Digitoxose CAS Registry Number: 527-52-6 D(+)-洋地黄毒糖

CAS Name: 2,6-Dideoxy-D-ribo-hexose
Additional Names: 2-desoxy-D-altromethylose; 2,6-didesoxy-D-allose
Percent Composition: C 48.64%, H 8.16%, O 43.19%
Literature References: Obtained by mild acid hydrolysis of the glycosides digitoxin, gitoxin and digoxin: Cloetta, Arch. Exp. Pathol. Pharmakol. 88, 113 (1920); 112, 261 (1926); Windaus, Stein, Ber. 61, 2436 (1928); Kraft, Arch. Pharm. 250, 118 (1912); Mannich et al., ibid. 268, 453 (1930); Smith, J. Chem. Soc. 1930, 508; 1931, 23. Configuration: Micheel, Ber. 63, 347 (1930). Structure: S. F. Dyke, The Carbohydrates (Interscience, New York, 1960) p 104. Synthesis: Gut, Prins, Helv. Chim. Acta 30, 1223 (1947); Bolliger, Ulrich, ibid. 35, 93 (1952). Stereochemical study: S. Tsukamoto et al., J. Chem. Soc. Perkin Trans. 1 1988, 2621. Review: R. C. Elderfield in W. W. Pigman, M. L. Wolfrom, Advances in Carbohydrate Chemistry vol. I (Academic Press, New York, 1945) pp 159-164.

Graphite CAS Registry Number: 7782-42-5 纳米石墨粉

Additional Names: Plumbago; black lead; mineral carbon
Literature References: Obtained by mining, especially in Canada and Ceylon. Monograph: A. R. Ubbelohde, F. A. Lewis, Graphite and Its Crystal Compounds (Oxford, 1960). Review: Holliday et al. in Comprehensive Inorganic Chemistry vol. 1, J. C. Bailar, Jr. et al., Eds. (Pergamon Press, Oxford, 1973) pp 1250-1294.

Trimellitic Acid CAS Registry Number: 528-44-9 1,2,4-苯三甲酸

CAS Name: 1,2,4-Benzenetricarboxylic acid
Additional Names: 1,2,4-tricarboxybenzene
Percent Composition: C 51.44%, H 2.88%, O 45.68%
Literature References: Obtained by oxidation of coal with nitric acid: Grosskinsky, Glueckauf 88, 376 (1952), C.A. 46, 7731 (1952); by oxidation of b-indancarboxylic acid with nitric acid: Braun et al., Ber. 53, 1160 (1920). Manuf by oxidation of pseudocumene: Backlund, US 3009953 (1961 to Union Oil of Calif.).

Methyl Nicotinate CAS Registry Number: 93-60-7 烟酸甲酯

CAS Name: 3-Pyridinecarboxylic acid methyl ester
Additional Names: nicotinic acid methyl ester
Trademarks: Midalgan
Percent Composition: C 61.31%, H 5.14%, N 10.21%, O 23.33%
Literature References: Obtained by passing HCl gas into a hot methanol soln of nicotinic acid: Engler, Ber. 27, 1787 (1894); by treatment with tetramethylammonium hydroxide in methanol: Prelog, Piantanida, Z. Physiol. Chem. 244, 56 (1936); by heating a mixture of sulfuric acid, selenium and quinoline, followed by refluxing with methanol: Kaufman, J. Am. Chem. Soc. 67, 497 (1945); from nicotinyl chloride hydrochloride and methanol in pyridine: Charonnat et al., Bull. Soc. Chim. Fr. 1948, 1014.