脱氢醋酸钠 |
| 时间：2023-07-18 来源：化工号 作者：C8H7NaO4 |
| 中文名 | 脱氢醋酸钠
| | 英文名 | Sodium dehydroacetate
| | 别名 | 脱氢醋酸钠
脱水乙酸钠
脱氢乙酸钠
脱氢乙酸钠一水
食品级脱氢醋酸钠
脱氢乙酸钠(脱氢醋酸钠)
3-乙酰基-6-甲基-2,4-吡喃二酮 钠盐
2-乙酰-5-羟基-3-氧-4-乙烯酸Δ-内酯钠盐
钠3-(1-羟乙基李登)-6-甲基-1·2-吡喃-2·4-(3H)-二酮
钠3-(1-羟乙基李登)-6-甲基-1·2-吡喃-2·4-(3H)-二酮
| | 英文别名 | DHN
DHA-S
harven
DHA-sodium
Sodium dehydroacetate
SODIUM DEHYDROACETATE
Acetyl-6-methyl-2H-pyran-2,4(3H)-dione, sodium
sodium 3-acetyl-6-methyl-2H-pyran-2,4(3H)-dione
sodium 3-acetyl-6-methyl-2-oxo-2H-pyran-4-olate
sodium 3-acetyl-6-methyl-4-oxo-4H-pyran-2-olate
4(3h)-dione,3-acetyl-6-methyl-2h-pyran-sodiumsalt
4(3h)-dione,3-acetyl-6-methyl-2h-pyran-sodiumsalt[qr]
Pyran-2,4(3H)-dione, 3-acetyl-6-methyl-, ion(1-), sodium
2H-Pyran-2,4(3H)-dione,3-acetyl-6-methyl-,ion(1-),sodium
SODIUM 3-ACETYL-4-HYDROXY-6-METHYL-2-OXO-4(2H)-PYRANOLATE
2H-Pyran-2,4(3H)-dione, 3-acetyl-6-methyl-, ion (1-), sodium
4-hexenoicacid,2-acetyl-5-hydroxy-3-oxo,delta-lactone,sodiumderiv.
3-(1-hydroxyethylidene)-6-methyl-2H-pyran-2,4(3H)-dione sodium salt
Acetyl-5-hydroxy-3-oxo-4-henenoic acid, delta-lactone, sodium deriv.
3-(1-hydroxyethylidene)-6-methyl-2h-pyran-2,4(3h)-dione,sodiumsalt[qr]
Sodium 1-(3,4-dihydro-6-methyl-2,4-dioxo-2H-pyran-3-ylidene)ethanolate
4-hexenoic acid, 2-acetyl-5-hydroxy-3-oxo, delta-lactone, sodium derivative
| | CAS | 4418-26-2
| | EINECS | 224-580-1 | | 化学式 | C8H7NaO4
| | 分子量 | 190.13 | | InChI | InChI=1/C8H8O4.Na/c1-4-3-6(10)7(5(2)9)8(11)12-4;/h3,7H,1-2H3;/q;+1 | | InChIKey | ZPNRBQVNNIDJHX-UHFFFAOYSA-M | | 密度 | 1.499[at 20℃] | | 熔点 | ~295°C (dec.) | | 沸点 | 332.6°C at 760 mmHg | | 闪点 | 150.6°C | | 水溶性 | Soluble in water, propylene glycol and methanol. Insoluble in acetone and benzene. | | 蒸汽压 | 0Pa at 25℃ | | 溶解度 | 330g/l | | 酸度系数 | 5.36[at 20 ℃] | | PH值 | 8.8-9.3 (100g/l, H2O, 20℃) | | 存储条件 | Store below +30°C. | | 稳定性 | Stable. Incompatible with strong oxidizing agents. | | 外观 | Powder | | 颜色 | White to yellow | | BRN | 4893653 | | 物化性质 | 白色或近白色结晶性粉末。无臭，略有特殊味道。熔点109～110℃。易溶于水(1g/3m1)、丙二醇(1g/2m1)及甘油(1g/7m1)。微溶于乙醇(1%)和丙酮(0.2%)。耐光、耐热性较好。水溶液于120℃加热2h仍保持稳定。水溶液呈中性或微碱性。 | | 产品用途 | 用作食品添加剂、防腐剂、杀菌剂 | | MDL号 | MFCD00040583 | | 危险品标志 | Xn - 有害物品
| | 风险术语 | 22 - 吞食有害。
| | 安全术语 | 24/25 - 避免与皮肤和眼睛接触。
| | WGK Germany | 1 | | RTECS | UP8225000 | | TSCA | Yes | | 海关编号 | 29322980 | | 上游原料 | 碳酸氢钠 脱氢醋酸 | | 参考资料 展开查看 | 1. 李晓红, 罗红霞, 句荣辉,等. 有机酸盐在青贮乳酸发酵中的抑菌效果研究[J]. 安徽农业大学学报, 2018, 045(003):416-421.
2. [IF=4.952] Aiyu Qu et al."Investigation of gas-producing bacteria in sufu and its effective method to control their growth."Lwt Food Sci Technol. 2022 Feb;155:112919 |
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