Phenylacetic acid is a monocarboxylic acid that is toluene in which one of the hydrogens of the methyl group has been replaced by a carboxy group.
定義
Phenylacetic acid is a monocarboxylic acid that is toluene in which one of the hydrogens of the methyl group has been replaced by a carboxy group. It has a role as an auxin, a toxin, a plant growth retardant, an allergen, a Saccharomyces cerevisiae metabolite, a plant metabolite, an Aspergillus metabolite, an Escherichia coli metabolite, a human metabolite and an EC 6.4.1.1 (pyruvate carboxylase) inhibitor. It is a member of benzenes, a monocarboxylic acid and a member of phenylacetic acids. It is functionally related to an acetic acid. It is a conjugate acid of a phenylacetate.
出典: PubChem
米国FDA 物質登録 · UNII ER5I1W795A · 登録名 Phenylacetic acid · 単一の化学物質
化粧品での役割
安全性・規制情報
韓国の有害物質GHS分類なし · 既存化学物質
詳しい資料 — 表示名・識別番号・物性・試験記録・文献
別名・識別情報
- CAS No.化学物質登録番号
- 103-82-2
- EC No.EU化学物質目録番号
- 203-148-6
- DTXSID米国EPA化学物質番号
- DTXSID2021656
- DTXCID米国EPA化合物番号
- DTXCID201656
- IUPAC
- Phenylacetic acid
- 分子式
- C8H8O2
- 分子量
- 136.15 g/mol
測定された物性
- 性状
- Shiny white solid with a floral odor, [Hawley] White crystalline solid, [MSDSonline] · Solid
- 臭い
- Floral odor · Disagreeable odor of geranium
- 沸点
- 265.5 deg at 760 mm Hg · Liquid, BP: 215 °C /Phenylacetic acid methyl ester/
- 融点
- 76.7 °C · 76.5 °C
- 溶解性
- In water, 1.73X10+4 mg/L at 25 °C · In water, 1.66X10+4 mg/L at 20 °C
- 密度
- 1.091 at 77 °C/4 °C · Density (at 77 °C): 1.09 g/cm³
- 安定性
- Stable under recommended storage conditions.
- pH
- Aqueous solutions of phenyl acetic acid are weakly acidic.
- 解離定数
- pKa = 4.31
- 色
- 白色
- 融点・凝固点
- 76 ℃
- 初留点および沸点範囲
- 262 ℃
- 引火点
- 132 ℃
- 蒸気圧
- 1 ㎜Hg (at 97℃)
- 溶解度
- 16600 ㎎/ℓ
- 比重
- 1.1
- n-オクタノール/水分配係数（Kow）
- 1.41
- 自然発火温度
- 1009.4 ℃
- 粘度
- 3.54 cP (77 C)
- 分子量
- 136.14
物質そのものを測定した値です。安全保健公団（KOSHA）の資料はSDS作成・確認の参考用で、原料商品の規格ではありません。
出典: PubChem · 韓国安全保健公団 SDS
製品が実際に使っている用途
米国EPAにこの成分を届け出た製品8件の用途です。化粧品以外の製品も含まれるため、上の数行がこの成分の主な使い道といえます。
- Fragrance5
- Flavouring and nutrient2
- No specific technical function1
出典: 米国EPA CompTox
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- Design and synthesis of the first generation of dithiolane thiazolidinedione- and phenylacetic acid-based PPARgamma agonists. · 2006
- Design and Synthesis of the First Generation of Dithiolane Thiazolidinedione- and Phenylacetic Acid-Based PPARγ Agonists · 2006