Melatonin is a member of the class of acetamides that is acetamide in which one of the hydrogens attached to the nitrogen atom is replaced by a 2-(5-methoxy-1H-indol-3-yl)ethyl group.
产品中实际含有多少
标示含量的产品 15 款中位数 0.025%
- 低于 0.01% 4
- 0.01–0.1% 5
- 0.1–1% 6
- 1% 以上 0
标示含量的多为以该成分命名的产品，数值可能偏向象征性的少量添加。
含该成分的产品中，13 款将其列在 1% 线之前，21 款列在之后（通常不超过 1%）。
含有此成分的产品
已确认 34 款中的 12 款 · 按含量充足程度排序 · 查看全部 34 款
MAXCLINICMelatonin Shot Ampoule标示 0.35%
MAXCLINICMelatonin Shot Cream标示 0.35%
MAXCLINICPremium Time Return Melatonin Cream标示 0.25%
MAXCLINICTime Return Melatonin Cream标示 0.25%
MAXCLINICTime Return Melatonin Cream标示 0.25%
MAXCLINICTime Return Melatonin Cream Toner标示 0.1%
RIRETRANEX Meladin Cream标示 0.005%
Peace Out SkincarePeace Out Skincare Peace Out Wrinkles
MAXCLINICTime Return Melatonin Cream Mask (28g / 0.98 oz. x 4 Sheets)
ArocellMela TXA Sun Serum 40ml
Centellian24Madeca Mela Capture Ampoule Max 15ml (2-Pack)
Centellian24Expert Madeca Mela Capture Ampoule Max 15ml
定义
Melatonin is a member of the class of acetamides that is acetamide in which one of the hydrogens attached to the nitrogen atom is replaced by a 2-(5-methoxy-1H-indol-3-yl)ethyl group. It is a hormone secreted by the pineal gland in humans. It has a role as a geroprotector, a hormone, a central nervous system depressant, an anticonvulsant, a radical scavenger, an immunological adjuvant, a mouse metabolite and a human metabolite. It is a member of acetamides and a member of tryptamines. It is functionally related to a tryptamine.
来源: PubChem
美国FDA 物质登记 · UNII JL5DK93RCL · 登记名称 Melatonin · 单一化学物质
Melatonin is the organic compound that conforms to the formula
化妆品中的作用
安全与法规参考
SCCS opinion: Opinion on Melatonin
来源: 欧盟 CosIng 成分清单
详细资料——标示名称、识别编号、物性、试验记录、文献
别名和识别信息
- CAS No.化学物质登记号
- 73-31-4
- EC No.欧盟化学品目录编号
- 200-797-7
- DTXSID美国EPA化学品编号
- DTXSID1022421
- DTXCID美国EPA化合物编号
- DTXCID002421
- IUPAC
- N-[2-(5-Methoxy-1H-indol-3-yl)ethyl]acetamide
- 分子式
- C13H16N2O2
- 分子量
- 232.283 g/mol
实测物性
- 性状
- Solid · Pale yellow leaflets from benzene
- 熔点
- 117 °C · 116-118 °C
- 溶解性
- In water, 2 g/L at 20 °C, 5 g/L at 50 °C · >34.8 [ug/mL] (The mean of the results at pH 7.4)
- 解离常数
- Melatonin has pKa of 16.51 and -0.69 and is uncharged in the entire pH-range
- 熔点/凝固点
- 102 ℃
- 分子量
- 179.24
这是对物质本身测得的数值。韩国安全保健公团（KOSHA）的资料仅供编写和审核安全数据表参考，并非原料商品的规格。
来源: PubChem · 韩国安全保健公团 安全数据表