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

Sodium Metasilicate CAS Registry Number: 6834-92-0 偏硅酸钠

Percent Composition: Na 37.67%, O 39.32%, Si 23.01%
Literature References: Usually prepared from sand (SiO2) and soda ash (Na2CO3) by fusion: Schwarz, Z. Anorg. Allg. Chem. 126, 62 (1923); Faith, Keyes Clark's Industrial Chemicals, F. A. Lowenheim, M. K. Moran, Eds. (Wiley-Interscience, New York, 4th ed., 1975) pp 755-761. Review: Gmelins, Sodium (8th ed. supplement) 21, pp 1474-1478 (1967).

Cymene CAS Registry Number: 25155-15-1

CAS Name: Methyl(1-methylethyl)benzene
Additional Names: isopropyltoluene; methylisopropylbenzene
Percent Composition: C 89.49%, H 10.51%
Literature References: Usually prepd by alkylation of toluene; m-, o- and p-isomers obtained: Allen, Yats, J. Am. Chem. Soc. 83, 2799 (1961). Purification and properties of the three isomers: Streiff et al., Anal. Chem. 27, 411 (1955). Separation of the three isomers by gas chromatography: Rihani, Froment, J. Chromatogr. 18, 150 (1965). Toxicity study: P. M. Jenner et al., Food Cosmet. Toxicol. 2, 327 (1964).

p-Aminophenol CAS Registry Number: 123-30-8 对氨基苯酚

Additional Names: p-Hydroxyaniline; 4-amino-1-hydroxybenzene
Trademarks: Azol; Rodinal; Unal; Ursol P
Percent Composition: C 66.04%, H 6.47%, N 12.83%, O 14.66%
Literature References: Usually prepd by the reduction of p-nitrophenol: BIOS Final Report 986; Freifelder, Robinson, US 3079435 (1963 to Abbott).

Toluene 2,4-Diisocyanate CAS Registry Number: 584-84-9 甲苯-2,4-二异氰酸酯

CAS Name: 2,4-Diisocyanato-1-methylbenzene
Additional Names: 2,4-diisocyanatotoluene; 2,4-tolylene diisocyanate; TDI
Trademarks: Nacconate 100 (Allied)
Percent Composition: C 62.07%, H 3....
Literature References: Usually prepd from toluene-2,4-diamine and phosgene. Review: Astle, Industrial Organic Nitrogen Compounds (New York, 1961) pp 284-313; Faith, Keyes Clark's Industrial Chemicals, F. A. Lowenheim, M. K. Moran, Eds. (Wiley-Interscience, New York, 4th ed., 1975) pp 831-835.

Racefemine CAS Registry Number: 22232-57-1 消旋非明

CAS Name: (aR)-rel-a-Methyl-N-[(1R)-1-methyl-2-phenoxyethyl]benzeneethanamine
Additional Names: threo-(±)-a-methyl-N-(1-methyl-2-phenoxyethyl)phenethylamine; dl-threo-a-methyl-N-(1-phenoxy...
Literature References: Uterine relaxant. Prepn: NL 6407309; J. Schmit, M. D. P. Brunaud, US 3437731 (1964, 1969 both to Clin-Byla). Clinical evaluation as utero-relaxant: P. Houlné, P. Hervé, Rev. Fr. Gynecol. Obstet. 62, 108 (1967); P. Dorangeon, ibid. 65, 385 (1970).

Avobenzone CAS Registry Number: 70356-09-1 阿伏苯宗

CAS Name: 1-[4-(1,1-Dimethylethyl)phenyl]-3-(4-methoxyphenyl)-1,3-propanedione
Additional Names: butyl methoxydibenzoylmethane; 4-tert-butyl-4'-methoxydibenzoylmethane
Trademarks: Eusolex 90...
Literature References: UV-A blocker. Prepn: K.-F. De Polo, DE 2945125; idem, US 4387089 (1980, 1983 both to Givaudan). Clinical efficacy as sunscreen: R. W. Gange et al., J. Am. Acad. Dermatol. 15, 494 (1986); K. Kaidbey, R. W. Gange, ibid. 16, 346 (1987); N. J. Lowe et al., ibid. 17, 224 (1987). Assessment of photostability: A. Deflandre, G. Lang, Int. J. Cosmet. Sci. 10, 53 (1988). Photodecomposition: N. M. Roscher et al., J. Photochem. Photobiol. A 80, 417 (1994). Photochemistry in solution: W. Schwack, T. Rudolph, ibid. B 28, 229 (1995). HPLC determn in cosmetic products: L. Gagliardi et al., J. Chromatogr. 408, 409 (1987); P. Wallner, Dtsch. Lebensm. Rundsch. 89, 375 (1993). Effect of reflectance of light on protection of skin: G. J. Smith et al., Photochem. Photobiol. 75, 122 (2002).

Bisoctrizole CAS Registry Number: 103597-45-1 紫外线吸收剂UV-360

CAS Name: 2,2'-Methylenebis[6-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol]
Additional Names: MBBT
Trademarks: Tinosorb M (Ciba); Tinuvin 360 (Ciba)
Percent Composition: C 74...
Literature References: UV-A filter with dual mechanism of action. Photostable organic molecule with broad UV absorption; microfine structure causes light scattering and reflection. Prepn and use in light stabilizer formulations: N. Kubota, A. Nishimura, EP 180992; eidem, US 4681905 (1986, 1987 both to Adeka Argus). Light stabilization of polymers: G. Rytz et al., Angew. Makromol. Chem. 247, 213 (1997). Skin photoprotection study: C. Gélis et al., Photodermatol. Photoimmunol. Photomed. 19, 242 (2003). HPLC determn in suncare formulations: C. G. Smyrniotakis, H. A. Archontaki, J. Chromatogr. A 1031, 319 (2004). UV attenuating properties of microparticles: B. Herzog et al., J. Colloid Interface Sci. 276, 354 (2004).

Oxybenzone CAS Registry Number: 131-57-7 紫外线吸收剂UV-9

CAS Name: (2-Hydroxy-4-methoxyphenyl)phenylmethanone
Additional Names: 2-hydroxy-4-methoxybenzophenone; 4-methoxy-2-hydroxybenzophenone; benzophenone-3; MOB
Trademarks: Cyasorb UV 9 (Cytec);...
Literature References: UV-A/B absorber in cosmetics and sunscreens. Prepn: König, v. Kostanecki, Ber. 39, 4027 (1906); Hardy, Forster, US 2773903 (1956 to Am. Cyanamid); Stanley et al., US 2861104; US 2861105; US 3073866 (1958, 1958, 1963 all to General Aniline Film). Toxicity study: H. -J. Lewerenz et al., Food Cosmet. Toxicol. 10, 41 (1972).

Homosalate CAS Registry Number: 118-56-9 胡莫柳酯

CAS Name: 2-Hydroxybenzoic acid 3,3,5-trimethylcyclohexyl ester
Additional Names: salicylic acid 3,3,5-trimethylcyclohexyl ester; 3,3,5-trimethylcyclohexyl salicylate; homomenthyl salicylate Literature References: UV-B absorber in cosmetics and sunscreens. Prepn: Stockelbach, US 2369084 (1945 to Fries Bros.).

Octyl Methoxycinnamate CAS Registry Number: 5466-77-3 对甲氧基肉桂酸辛酯

CAS Name: 3-(4-Methoxyphenyl)-2-propenoic acid 2-ethylhexyl ester
Additional Names: 2-ethylhexyl p-methoxycinnamate; octinoxate
Trademarks: Eusolex 2292 (Merck KGaA); Neo Heliopan AV (Symris...
Literature References: UV-B blocker. Manuf process and purification: P. Schudel et al., US 4713473 (1987 to Givaudan). Use in sunscreen preparations: D. H. Liem, L. T. H. Hilderink, Int. J. Cosmet. Sci. 1, 341 (1979). Assessment of photostability: R. Aberturas et al., Boll. Chim. Farm. 126, 208 (1987); A. Deflandre, G. Lang, Int. J. Cosmet. Sci. 10, 53 (1988). HPLC determn in cosmetics: L. Gagliardi et al., J. Chromatogr. 408, 409 (1987). Effect of reflectance of light on protection of skin: G. J. Smith et al., Photochem. Photobiol. 75, 122 (2002).