Geranial is a monoterpenoid that is (2E,6E)-octa-2,6-dienal substituted by methyl groups at positions 3 and 7.
定义
Geranial is a monoterpenoid that is (2E,6E)-octa-2,6-dienal substituted by methyl groups at positions 3 and 7. It has a role as a volatile oil component and a plant metabolite. It is a polyprenal, a monoterpenoid and an enal.
来源: PubChem
美国FDA 物质登记 · UNII 758ZMW724E · 登记名称 GERANIAL · 单一化学物质
化妆品中的作用
为产品增添香味PERFUMING登记为香料组成物质(并非表示其增香)FRAGRANCE
安全与法规参考
Restriction III/70
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
GERANIALINCI2,6-Octadienal, 3,7-dimethyl-, (2E)-同义名
- CAS No.化学物质登记号
- 141-27-5
- EC No.欧盟化学品目录编号
- 205-476-5
- DTXSID美国EPA化学品编号
- DTXSID20881217
- DTXCID美国EPA化合物编号
- DTXCID40209373
- IUPAC
- (2E)-3,7-Dimethylocta-2,6-dienal
- 分子式
- C10H16O
- 分子量
- 152.237 g/mol
实测物性
- 性状
- Citral appears as a clear yellow colored liquid with a lemon-like odor. Less dense than water and insoluble in water. Toxic by ingestion. Used to make other chemicals. · CBI, Dry Powder, Liquid
- 气味
- Strong lemon odor
- 沸点
- 444 °F at 760 mmHg (Decomposes) (NTP, 1992) · 229 °C
- 熔点
- Melting point <-10 °C.
- 溶解性
- 0.1 to 1 mg/mL at 64 °F (NTP, 1992) · Soluble in 5 volumes of 60% alcohol, soluble in all proportions of benzyl benzoate, diethyl phthalate, glycerin, propylene glycol, mineral oil, fixed oils, and 95% alcohol.
- 密度
- 0.891 to 0.897 at 59 °F (NTP, 1992) · 0.891-0.897 at 15 °C
- 稳定性
- NOT STABLE TO ALKALIES AND STRONG ACIDS
- pH
- ACID VALUE: 5.0 MAX
- 熔点/凝固点
- &, lt, -20 (1013 hPa)
- 初沸点和沸程
- 228 ℃(1013hPa)
- 闪点
- 101 ℃(1013 hPa)
- 蒸气压
- 12.17 ㎩ (25℃::01)
- 溶解度
- 0.42 g/㎖ (25℃, read across)
- 比重
- 0.8888 (20℃::01)
- 正辛醇/水分配系数(Kow)
- 3.4453 (25 °C)
- 自燃温度
- 225 ℃ (1013 hPa)
- 黏度
- 2.42 cSt (20℃::01)
- 分子量
- 152.23344
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
产品实际使用的用途
这是向美国 EPA 申报含该成分的 6 款产品的用途。其中包括化妆品以外的产品,排在前几行的即为该成分的主要用途。
- Flavouring and nutrient3
- Fragrance3
来源: 美国EPA CompTox
刺激与致敏试验记录
记录有皮肤试验 4 项、眼部试验 0 项。
归类为中等2 项
试验结论基本一致(100%)。 这是对原料本身的试验记录,与成品中所含浓度下的刺激性不同。
查看全部 4 项试验
- SkinIrr2
Skin Irritation · QSAR Predicted - Skin irritation - category 2
Skin Irritation · Screening - Skin sensitisation - category 1
Skin Sensitization · Screening - SkinSens1
Skin Sensitization · QSAR Predicted
来源: 美国EPA CompTox
相关文献
- Essential oil variation in Melissa officinalis L. cultivated under industrial field conditions: effects of different harvesting times and plant materials · 2024
- A fast and reliable method to quantify neral and geranial (citral) in essential oils using 1H NMR spectroscopy · 2023
- Ovicidal toxicity of plant essential oils and their major constituents against two mosquito vectors and their non-target aquatic predators · 2023
- HEMI-SYNTHESIS AND UV-VISIBLE SPECTROPHOTOMETRIC CHARACTERIZATION OF 2,4-DINITROPHENYLHYDRAZONES DERIVED FROM CITRAL AND CITRONELLAL ESSENTIAL OILS OF TWO AROMATIC PLANTS ACCLIMATIZED IN CONGO-BRAZZAVILLE · 2021
- Cross‐reactivity between citral and geraniol – can it be attributed to oxidized geraniol? · 2014