Gallic acid octyl
octyl gallate
CAS: 1034-01-1
Molecular Formula: C15H22O5
Gallic acid octyl - Names and Identifiers
| Name | octyl gallate |
| Synonyms |
Progallin O octyl gallate Stabilizer GA-8 n-Octyl gallate Gallic acid octyl Gallic acid n-octyl ester octyl 3,4,5-trihydroxybenzoate n-Octyl 3,4,5-trihydroxybenzoate 3,4,5-trihydroxy-benzoicacioctylester 3,4,5-Trihydroxybenzoic acid octyl ester OCTYL 3,4,5-TRIHYDROXYBENZOATE FOR SYNTH n-octylesterof3,4,5-trihydroxybenzoicacid |
| CAS | 1034-01-1 |
| EINECS | 213-853-0 |
| InChI | InChI=1/C15H22O5/c1-2-3-4-5-6-7-8-20-15(19)11-9-12(16)14(18)13(17)10-11/h9-10,16-18H,2-8H2,1H3 |
Gallic acid octyl - Physico-chemical Properties
| Molecular Formula | C15H22O5 |
| Molar Mass | 282.33 |
| Density | 1.0984 (rough estimate) |
| Melting Point | 101-104°C(lit.) |
| Boling Point | 262.5°C (estimate) |
| Flash Point | 177.1°C |
| Water Solubility | 20mg/L(29.99 ºC) |
| Solubility | Insoluble in water; soluble in ethanol, ether and propylene glycol. |
| Vapor Presure | 6E-10mmHg at 25°C |
| Appearance | White to milky white crystals |
| Color | White to Off-White |
| BRN | 2132305 |
| pKa | 7.94±0.25(Predicted) |
| Storage Condition | Store below +30°C. |
| Refractive Index | 1.6200 (estimate) |
| MDL | MFCD00002197 |
| Physical and Chemical Properties | Melting Point 101-104°C |
Gallic acid octyl - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R22 - Harmful if swallowed R43 - May cause sensitization by skin contact |
| Safety Description | S24 - Avoid contact with skin. S37 - Wear suitable gloves. |
| WGK Germany | 1 |
| RTECS | LW8225000 |
| TSCA | Yes |
| HS Code | 2918 29 00 |
| Toxicity | LD50 orally in Rabbit: 1960 mg/kg |
Gallic acid octyl - Reference
| Reference Show more | 1. Tai Jia, Zou Junbo, Shi Yajun, et al. Study on Thermal Stability of Turmeric Volatile Oil and Its Antioxidant Screening [J]. Chinese Pharmaceutical Journal, 2019(15). 2. Tai Jia, Zou Junbo, Shi Yajun, et al. Study on Thermal Stability of Fennel Volatile Oil and Its Antioxidant Screening [J]. Chinese Journal of Traditional Chinese Medicine, 2019, v.34(11):389-393. 3. Tai Jia, zou Junbo, Shi Yajun, et al. Study on Thermal Stability of Galangal Volatile Oil and Its Antioxidant Screening [J]. Chinese Seasoning, 2019(9). 4. Tai Jia, Zou Junbo, Shi Yajun, et al. Investigation on Stability of Fennel Volatile Oil in Accelerated Oxidation Environment and Its Antioxidant Screening [J]. Chinese Journal of Experimental Presentation, 2019(18). 5. Wang Yu, Zou Junbo, shi Yajun, Zhang Xiaofei, Tai Jia, Liang Yulin, Guo Dongyan. Investigation on Accelerated Oxidation Stability of Turmeric Volatile Oil and Screening of Antioxidant [J]. Traditional Chinese medicine, 2019,42(11):2627-2630. 6. Zhang, Huidan, et al. "Heavy ion mutagenesis combined with triclosan screening provides a new strategy for improving the arachidonic acid yield in Mortierella alpina." BMC biotechnology 18.1 (2018): 1-9. 7. [IF = 2.563] Zhang Huidan et al. "Heavy ion mutagenesis combined with triclosan screening provides a new strategy for improving the arachidonic acid yield in Mortierella alpina." Bmc Biotechnol. 2018 Dec;18(1): 1-9 8. [IF = 3.512] Jie Tang et al. "Antioxidant Behavior Affected by Polarity in the Olive Oil: experimental and Molecular Simulation Investigations." Acs Omega. 2021;6(10):7119-7126 |
Gallic acid octyl - Reference Information
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | Antioxidants Antioxidants. |
| identification test | solubility insoluble in water; Soluble in ethanol, ether and propylene glycol. Measured according to OT-42 method. Melting range 99~102 ℃. The sample was dried at 90 ℃ for 6 hours. Color test, gallic acid test. The thin-layer chromatographic analysis of gallate is the same as "08007, 12 gallate", but in the gallic acid test, 10mg of octyl gallate in the normal solution A, 10mg of propyl gallate and 10mg of octyl gallate in the control solution B are dissolved in 10ml of methanol. |
| content analysis | method-spectrophotometry, this method is the same as the method in "12 gallate (08007). Its E1cm1% (276nm)-380~390. Methods Bismuth dinitrate precipitation method, this method is the same as "12 gallate (08007)", but the coefficient in calculation is changed from 60.17 to 55.74. |
| toxicity | ADI 0~0.1 mg/kg(FAO/WHO,2001). LD504.7g/kg (rat, oral). According to the EEC-HACSG regulations, it shall not be used for infant food (1990). |
| usage limit | FAO/WHO(1984): 100 mg/kg of general edible fat, margarine and milk fat. |
| Production method | is obtained by esterification of octanol and gallic acid. |
Last Update：2024-04-09 21:11:58
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