无色到浅黄色液体,有乙酸气味。能与水、醇、醚混溶。易吸湿,易聚合。
由酒石酸与焦硫酸钾制得。
可用于生物技术诊断试剂、检测试剂,用作伯醇和仲醇的检定、生化研究转氨酶的测定,还可用作脂肪族胺的显示剂等。丙酮酸是一种用途非常广泛的有机酸。在化工、制药和农用化学品等工业有着广泛的用途。
对眼睛、皮肤、呼吸道具有刺激性,工作人员应做好防护。
中文名 | 丙酮酸 |
英文名 | Pyruvic acid |
别名 | 丙酮酸 乙酰甲酸 天然丙酮酸 A-酮基丙酸 丙酮酸标准品 2-氧代丙酸 丙酮酸(+4℃) PYRUVIC ACID 丙酮酸 标准品 |
英文别名 | CH3COCOOH Pyruvic acid ACID PYRUVATE 2-oxopropanoate 2-oxo-propanoicaci 2-Oxopropanoic acid 2-Oxopropionic acid PyruvicAcid,FreeAcid 2-Ketopropionic acid Propanoic acid, 2-oxo- PyruvicAcidForSynthesis Pyruvic acid,(2-Oxopropionic acid) |
CAS | 127-17-3 |
EINECS | 204-824-3 |
化学式 | C3H4O3 |
分子量 | 88.06 |
InChI | InChI=1/C3H4O3/c1-2(4)3(5)6/h1H3,(H,5,6)/p-1 |
InChIKey | LCTONWCANYUPML-UHFFFAOYSA-N |
密度 | 1.267 g/mL at 25 °C (lit.) |
熔点 | 11-12 °C (lit.) |
沸点 | 165 °C (lit.) |
比旋光度 | n20/D 1.428(lit.) |
闪点 | 183°F |
蒸汽压 | 1.72hPa at 25℃ |
JECFA Number | 936 |
溶解度 | 与氯仿和甲醇混溶。 |
折射率 | n20/D 1.428(lit.) |
酸度系数 | 2.39(at 25℃) |
PH值 | 3.11(1 mM solution);2.38(10 mM solution);1.79(100 mM solution); |
存储条件 | 2-8°C |
稳定性 | 稳定。可燃。与强氧化剂、强碱不相容。冷藏。 |
敏感性 | Sensitive to light |
外观 | 固体 |
颜色 | Clear colorless to light yellow or amber |
Merck | 14,8021 |
BRN | 506211 |
物化性质 | 无色至琥珀色粘稠液体,呈醋酸似香气和愉.陕酸味,带有辣的微甜味。熔点12~14℃,沸点164℃(分解),闪点82℃。相对密度(d415)1.267。混溶于水、乙醇和乙醚。即使含微量杂质亦易变暗并分解,故宜高纯度密闭存放。天然品存在于蔗糖发酵液和薄荷等中。 |
MDL号 | MFCD00002585 |
危险品标志 | C - 腐蚀性物品 |
风险术语 | 34 - 引起灼伤。 |
安全术语 | S26 - 不慎与眼睛接触后,请立即用大量清水冲洗并征求医生意见。 S36/37/39 - 穿戴适当的防护服、手套和护目镜或面具。 S45 - 若发生事故或感不适,立即就医(可能的话,出示其标签)。 S25 - 避免眼睛接触。 S27 - 一旦衣物受到污染,请立即脱去。 |
危险品运输编号 | UN 3265 8/PG 2 |
WGK Germany | 3 |
RTECS | UZ0829800 |
TSCA | Yes |
海关编号 | 29335995 |
Hazard Class | 8 |
Packing Group | II |
上游原料 | DL-酒石酸 DL-乳酸 |
下游产品 | 丙酮酸钠 丙酮酸钙 |
参考资料 展开查看 | 1. 张丽萍, 纪淑娟. 乙烯利对1-MCP处理南果梨冷藏后香气及香气合成过程中关键酶活的影响[J]. 食品科学, 2013, 34(10):294-298. 2. 姜鹏, 孙言才, 蔡颖,等. 基于超高效液相色谱-高分辨质谱联用技术研究苦参醇提物致大鼠肝毒性的尿液代谢组[J]. 安徽中医药大学学报, 2018. 3. TUKHVATSHIN MARAT,张钎,屈艳勤,郑德勇,杨江帆,叶乃兴.白茶加工过程中有机酸组分含量分析[J].福建茶叶,2019,41(03):11-12. 4. 李维妮, 张宇翔, 魏建平,等. 益生菌发酵苹果汁工艺优化及有机酸的变化[J]. 食品科学, 2017(22):80-87. 5. 严超, 侯丽娟, 齐晓茹,等. 红枣白兰地发酵过程中酒醅氨基酸和有机酸的变化分析[J]. 食品工业科技, 2017, 38(014):121-125. 6. 马岩石, 姜明, 刘振艳,等. 酿酒酵母QY-1发酵过程中有机酸及游离氨基酸变化分析[J]. 中国酿造, 2019(10). 7. 代琳, 徐媛媛, 熊博,等. 黄果柑果实抗坏血酸,谷胱甘肽和有机酸积累特性[J]. 浙江农业学报, 2018, v.30;No.189(08):75-82. 8. 王思威, 刘艳萍, 王潇楠,等. 基于高效液相色谱-三重四极杆串联质谱技术测定鲜荔枝果肉中10种有机酸含量[J]. 农药学学报, 2019(3). 9. 段云飞,吴光斌,叶洪,陈昭华,张珅,陈发河.HPLC法同时测定采后莲雾果实7种有机酸的含量[J].食品科学,2021,42(04):175-180. 10. Jiang, Peng, et al. "Hepatotoxicity induced by Sophora flavescens and hepatic accumulation of kurarinone, a major hepatotoxic constituent of Sophora flavescens in rats." Molecules 22.11 (2017): 1809.https://doi.org/10.3390/molecules22111809 11. Li, Qi, Wei Liu, and Xiashi Zhu. "Green Choline Amino Acid Ionic Liquid Aqueous Two-Phase Extraction Coupled with HPLC for Analysis Sunset Yellow in Beverages." Food Analytical Methods 12.11 (2019): 2527-2534. 12. Li, Qi, Wei Liu, and Xiashi Zhu. "Green Choline Amino Acid Ionic Liquid Aqueous Two-Phase Extraction Coupled with HPLC for Analysis Sunset Yellow in Beverages." Food Analytical Methods 12.11 (2019): 2527-2534. 13. Peng, Wanying, et al. "Effect of the apple cultivar on cloudy apple juice fermented by a mixture of Lactobacillus acidophilus, Lactobacillus plantarum, and Lactobacillus fermentum." Food Chemistry 340 (2021): 127922.https://doi.org/10.1016/j.foodchem.2020. 14. Wei, Jianping, et al. "Chemical composition, sensorial properties, and aroma-active compounds of ciders fermented with Hanseniaspora osmophila and Torulaspora quercuum in co-and sequential fermentations." Food chemistry 306 (2020): 125623.https://doi.org/1 15. Wei, Jianping, et al. "Chemical composition, sensorial properties, and aroma-active compounds of ciders fermented with Hanseniaspora osmophila and Torulaspora quercuum in co-and sequential fermentations." Food chemistry 306 (2020): 125623.https://doi.org/1 16. [IF=4.044] Feng Liu et al."Comparative analysis of proteomic and metabolomic profiles of different species of Paris."J Proteomics. 2019 May;200:11 17. [IF=3.757] Yuchen Wang et al."Metabolic profile of ginkgo kernel juice fermented with lactic aicd bacteria: A potential way to degrade ginkgolic acids and enrich terpene lactones and phenolics."Process Biochem. 2019 Jan;76:25 18. [IF=3.06] Peng Jiang et al."Hepatotoxicity Induced by Sophora flavescens and Hepatic Accumulation of Kurarinone, a Major Hepatotoxic Constituent of Sophora flavescens in Rats."Molecules. 2017 Nov;22(11):1809 19. [IF=7.514] Jianping Wei et al."Chemical composition, sensorial properties, and aroma-active compounds of ciders fermented with Hanseniaspora osmophila and Torulaspora quercuum in co- and sequential fermentations."Food Chem. 2020 Feb;306:125623 20. [IF=7.514] Hongcai Li et al."Study on the nutritional characteristics and antioxidant activity of dealcoholized sequentially fermented apple juice with Saccharomyces cerevisiae and Lactobacillus plantarum fermentation."Food Chem. 2021 Nov;363:130351 21. [IF=5.64] Li Jie et al."Investigation of the Lactic Acid Bacteria in Kazak Cheese and Their Contributions to Cheese Fermentation."Front Microbiol. 2020 Mar;0:228 22. [IF=5.277] Jianping Wei et al."Assessment of chemical composition and sensorial properties of ciders fermented with different non-Saccharomyces yeasts in pure and mixed fermentations."Int J Food Microbiol. 2020 Apr;318:108471 23. [IF=3.638] Yingying Han et al."Effect of bentonite and calcium chloride on apple wine."J Sci Food Agr. 2022 Jan;102(1):425-433 24. [IF=6.576] Jie Yang et al."Fermentation and Storage Characteristics of “Fuji” Apple Juice Using Lactobacillus acidophilus, Lactobacillus casei and Lactobacillus plantarum: Microbial Growth, Metabolism of Bioactives and in vitro Bioactivities."Front Nutr. 2022; 9: 83 25. [IF=9.423] Yi Li et al."Blockage of citrate export prevents TCA cycle fragmentation via Irg1 inactivation."Cell Rep. 2022 Feb;38:110391 26. [IF=4.952] Wenyue Yu et al."Insight into the characteristics of cider fermented by single and co-culture with Saccharomyces cerevisiae and Schizosaccharomyces pombe based on metabolomic and transcriptomic approaches."LWT-FOOD SCIENCE AND TECHNOLOGY. 2022 Jun;163:1135 |
无色到浅黄色液体,有乙酸气味。能与水、醇、醚混溶。易吸湿,易聚合。
由酒石酸与焦硫酸钾制得。
可用于生物技术诊断试剂、检测试剂,用作伯醇和仲醇的检定、生化研究转氨酶的测定,还可用作脂肪族胺的显示剂等。丙酮酸是一种用途非常广泛的有机酸。在化工、制药和农用化学品等工业有着广泛的用途。
对眼睛、皮肤、呼吸道具有刺激性,工作人员应做好防护。
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