为白色至浅黄色粉末或颗粒物,也可能是醇溶的黏稠液体。主要成分是醇溶性谷物蛋白质。不溶于水,易溶于乙醇。溶于乙醇后涂膜干燥后可形成不透水和空气的膜。
将玉米面筋用含有氢氧化钠的碱性异丙醇水溶液提取,冷却,沉淀而制得。
可用作食用表面涂膜修饰剂。
中文名 | 玉米朊 |
英文名 | Zein |
别名 | 玉米朊 [玉米醇] 玉米醇溶蛋白 ZEIN 玉米蛋白 玉米朊,玉米醇溶蛋白 玉米蛋白, FROM CORN |
英文别名 | Zein Zeins ZEIN,NF Zein maize Zein, purified ZEIN FROM CORN ZEIN FROM MAIZE corn zein Peptide |
CAS | 9010-66-6 |
EINECS | 232-722-9 |
化学式 | N/A |
熔点 | 266-283°C |
溶解度 | 几乎不溶于丙酮、乙醇和水; 可溶于醇水溶液、丙酮水溶液 (60-80% v/v) 和乙二醇。也可溶于pH 11.5及以上的碱性水溶液。 |
存储条件 | Room Temprature |
外观 | 粉末或结晶 |
颜色 | White to Yellow to Orange |
Merck | 10119 |
物化性质 | 淡黄至稻草黄色,颗粒或细粉,不溶于水,主要成分为玉米的组成成分醇溶性谷类蛋白。 |
MDL号 | MFCD00062414 |
安全术语 | S22 - 切勿吸入粉尘。 S24/25 - 避免与皮肤和眼睛接触。 |
WGK Germany | 3 |
FLUKA BRAND F CODES | 21 |
海关编号 | 35040090 |
上游原料 | 石油醚 |
参考资料 展开查看 | 1. 汪海鹏,李博,才旭红,时晓萌,刘俊渤,唐珊珊.鹿油手工沐浴皂的制备及其抑菌性研究[J].广州化工,2020,48(13):45-47+57. 2. 肖瑜 杨新标 林楠 郑明珠 刘景圣.不同蛋白质对大黄米淀粉老化特性的影响[J].食品科学 2020 41(16):45-51. 3. Taha, Ahmed, et al. "Effects of different ionic strengths on the physicochemical properties of plant and animal proteins-stabilized emulsions fabricated using ultrasound emulsification." Ultrasonics sonochemistry 58 (2019): 104627.https://doi.org/10.1016/j 4. Tian, Huafeng, et al. "Natural polypeptides treat pollution complex: Moisture-resistant multi-functional protein nanofabrics for sustainable air filtration." Nano Research 11.8 (2018): 4265-4277.https://doi.org/10.1007/s12274-018-2013-0 5. Yu, Xi, et al. "Hydrophobic cross-linked zein-based nanofibers with efficient air filtration and improved moisture stability." Chemical Engineering Journal 396 (2020): 125373.https://doi.org/10.1016/j.cej.2020.125373 6. Li, Wenhui, et al. "Effects of endogenous and exogenous corn protein and its hydrolysates on the structural change and starch digestibility of fried corn starch." International Journal of Food Science & Technology (2021).https://doi.org/10.1111/ijfs.14904 7. Feng Xue, Mingzhe Zhao, Xinye Liu, Rui Chu, Ziyu Qiao, Chen Li, Benu Adhikari, Physicochemical properties of chitosan/zein/essential oil emulsion-based active films functionalized by polyphenols, Future Foods, Volume 3, 2021, 100033, ISSN 2666-8335, https: 8. Zheng, Mingzhu, et al. "Effect of adding zein, soy protein isolate and whey protein isolate on the physicochemical and in vitro digestion of proso millet starch." International Journal of Food Science & Technology 55.2 (2020): 776-784.https://doi.org/10.11 9. [IF=5.396] Yan Jiao et al."Zein-derived peptides as nanocarriers to increase the water solubility and stability of lutein."Food Funct. 2018 Jan;9(1):117-123 10. [IF=13.273] Xi Yu et al."Hydrophobic cross-linked zein-based nanofibers with efficient air filtration and improved moisture stability."Chem Eng J. 2020 Sep;396:125373 11. [IF=9.229] Xin Fan et al."Tug-of-War-Inspired Bio-Based Air Filters with Advanced Filtration Performance."Acs Appl Mater Inter. 2021;13(7):8736–8744 12. [IF=7.514] Xiaojing Wang et al."Fabrication and characterization of zein-tea polyphenols-pectin ternary complex nanoparticles as an effective hyperoside delivery system: Formation mechanism, physicochemical stability, and in vitro release property."Food Chem. 2021 D 13. [IF=6.953] Lu Hua et al."Improving the functionality of chitosan-based packaging films by crosslinking with nanoencapsulated clove essential oil."Int J Biol Macromol. 2021 Dec;192:627 14. [IF=6.513] Ahmed Taha et al."Effects of different ionic strengths on the physicochemical properties of plant and animal proteins-stabilized emulsions fabricated using ultrasound emulsification."Ultrason Sonochem. 2019 Nov;58:104627 15. [IF=4.952] Xiaojing Wang et al."Zein-pectin composite nanoparticles as an efficient hyperoside delivery system: Fabrication, characterization, and in vitro release property."Lwt Food Sci Technol. 2020 Nov;133:109869 16. [IF=4.952] Jiaqi Xiao et al."Development and characterization of an edible chitosan/zein-cinnamaldehyde nano-cellulose composite film and its effects on mango quality during storage."Lwt Food Sci Technol. 2021 Apr;140:110809 17. [IF=4.367] Ke Li et al."Multifunctional and Efficient Air Filtration: A Natural Nanofilter Prepared with Zein and Polyvinyl Alcohol."Macromol Mater Eng. 2020 Aug;305(8):2000239 18. [IF=4.35] Tingting Li et al."Antibacterial Properties of Coaxial Spinning Membrane of Methyl ferulate/zein and Its Preservation Effect on Sea Bass."Foods. 2021 Oct;10(10):2385 19. [IF=2.863] Zimu Zhang et al."Preparation and characterization of Zein-sulfated Cardamine hupingshanensis polysaccharide composite films."Food Science & Nutrition. 2021 Oct 29 20. [IF=3.638] Wenfeng Li et al."Zein enhanced the digestive stability of five citrus flavonoids via different binding interaction."Journal Of The Science Of Food And Agriculture. 2022 Mar 09 21. [IF=4.155] Zejun Wang et al."Construction of coral rod-like MoS2@HA nanowires hybrids for highly effective green antisepsis."J Inorg Biochem. 2022 Jan;:111724 22. [IF=9.229] Kexin Hou et al."A Multifunctional Magnetic Red Blood Cell-Mimetic Micromotor for Drug Delivery and Image-Guided Therapy."Acs Appl Mater Inter. 2022;XXXX(XXX):XXX-XXX 23. [IF=4.952] Ce Wang et al."Preparation, stability, antioxidative property and in vitro release of cannabidiol (CBD) in zein-whey protein composite nanoparticles."LWT-FOOD SCIENCE AND TECHNOLOGY. 2022 Jun;162:113466 24. [IF=5.396] Ma Yingying et al."pH-Sensitive ε-polylysine/polyaspartic acid/zein nanofiber membranes for the targeted release of polyphenols."Food & Function. 2022 May;: 25. [IF=9.147] Lingshuang Rong et al."Fabrication of bio-based hierarchically structured ethylene scavenger films via electrospraying for fruit preservation."FOOD HYDROCOLLOIDS. 2022 May;:107837 26. [IF=7.514] Yingnan Liu et al."Intelligent biogenic amine-responsive fluorescent label for visual and real-time monitoring of seafood freshness."Food Chem. 2022 Sep;388:132963 27. [IF=7.514] Qin Liu et al."Zein-whey protein isolate-carboxymethyl cellulose complex as carrier of apigenin via pH-driven method: Fabrication, characterization, stability, and in vitro release property."Food Chem. 2022 Sep;387:132926 |
为白色至浅黄色粉末或颗粒物,也可能是醇溶的黏稠液体。主要成分是醇溶性谷物蛋白质。不溶于水,易溶于乙醇。溶于乙醇后涂膜干燥后可形成不透水和空气的膜。
将玉米面筋用含有氢氧化钠的碱性异丙醇水溶液提取,冷却,沉淀而制得。
本品系从玉米麸质中提取所得的醇溶性蛋白。按干燥品计算,含氮(N)量应为13.1%〜17.0%。
可用作食用表面涂膜修饰剂。
取本品l g (按干燥品计),置100ml烧杯中,加人85%乙醇5 0 m l,用磁力搅拌器搅拌,并加热至30*0,使样品完全溶解。将0 试品溶液转移至250ml分液漏斗中,加人正己烷100ml, 缓慢振摇混合后静置使分层,将上层(正己烷层)转移至已在80X:干燥至恒重的烧杯中,将下层(乙醇层)倾出置另一分液漏斗中,再加人正己烷100ml提取,重复该提取过程6 次。将正己烷提取液合并蒸干,8 0 1干燥至恒重,遗留残渣不得过12. 5%。
取本品,在1 0 5 T:干燥至恒重,减失重量不得过8 . 0 % (通则0 8 3 1 ) 。
取本品l . O g ,依法检査(通则0 8 4 1 ) ,遗留残渣不得过0 . 3 % 。
取炽灼残渣项下遗留的残渣,依法检查(通则0 8 2 1第二法),含重金属不得过百万分之二十。
取本品,依法检查(通则1105与通则1 1 0 6 ) ,每l g 供试品中需氧菌总数不得过lO O O c fu ,霉菌和酵母菌总数不得过lO O c f u ,不得检出大肠埃希菌。
取本品0 . 2 g ,精密称定,照氮测定法(通则0 7 0 4第一法)测定,计算,即得。
药用辅料,包衣材料和释放阻滞剂等。
密闭保存。
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