鄰苯二甲酸二乙酯
化合物
鄰苯二甲酸二乙酯(英語:Diethyl phthalate,縮寫DEP)是一種鄰苯二甲酸和乙醇形成的酯,室溫下為無色澄清液體,密度略大於水,燃燒時會產生有毒氣體[3]。
鄰苯二甲酸二乙酯[1] | |
---|---|
IUPAC名 Diethyl benzene-1,2-dicarboxylate 1,2-苯二甲酸二乙酯 | |
別名 | Diethyl phthalate |
識別 | |
CAS號 | 84-66-2 |
PubChem | 6781 |
ChemSpider | 13837303 |
SMILES |
|
InChI |
|
InChIKey | FLKPEMZONWLCSK-UHFFFAOYAV |
ChEBI | 34698 |
KEGG | D03804 |
性質 | |
化學式 | C12H14O4 |
摩爾質量 | 222.24 g/mol g·mol⁻¹ |
外觀 | colourless, oily liquid |
密度 | 1.12 g/cm3 at 20 °C |
熔點 | -4 °C(269 K) |
沸點 | 295 °C(568 K) |
溶解性(水) | 1080 mg/L at 25 °C |
log P | 2.42 |
蒸氣壓 | 0.002 mmHg (25°C)[2] |
磁化率 | -127.5·10−6 cm3/mol |
危險性 | |
NFPA 704 | |
爆炸極限 | 0.7%-?[2] |
PEL | none[2] |
致死量或濃度: | |
LD50(中位劑量)
|
8600 mg/kg (Rat) |
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 |
由於鄰苯二甲酸二乙酯可溶於大部分有機溶劑,因此常用於化妝品和香水[4] ,其他工業用途包括增塑劑、洗滌劑和噴霧劑[5]。由於皮膚經常暴露於鄰苯二甲酸二乙酯,它的毒性問題非常重要。幾個研究表明鄰苯二甲酸二乙酯會造成神經系統損傷和男性與女性的生殖系統問題[6][7][8]。
參考文獻
- ^ Chemical Information Profile for Diethyl Phthalate (PDF). Integrated Laboratory Systems, Inc. [3 March 2009]. (原始內容 (PDF)存檔於1 February 2009).
- ^ 2.0 2.1 2.2 NIOSH Pocket Guide to Chemical Hazards. #0213. NIOSH.
- ^ ICSC:NENG0258 (International Chemical Safety Card for 1,2-Benzenedicarboxylic acid diethyl ester). [2020-02-01]. (原始內容存檔於2017-10-25).
- ^ Api, A.M. Toxicological profile of diethyl phthalate: a vehicle for fragrance and cosmetic ingredients. Food and Chemical Toxicology. 2001, 39 (2): 97–108. doi:10.1016/S0278-6915(00)00124-1.
- ^ Ghorpade, N.; Mehta, V.; Khare, M. Toxicity Study of Diethyl Phthalate on Freshwater Fish Cirrhina mrigala. Ecotoxicology and Environmental Safety. 2002, 53 (2): 255–258. doi:10.1006/eesa.2002.2212.
- ^ Miodovnik, A. Endocrine disruptors and childhood social impairment. Neurotoxicology. March 2011, 32 (2): 261–267. PMC 3057338 . PMID 21182865. doi:10.1016/j.neuro.2010.12.009.
- ^ Ivelisse Colón et al. Identification of Phthalate Esters in the Serum of Young Puerto Rican Girls with Premature Breast Development. Environmental Health Perspectives. 2000, 108 (9): 895–900. PMC 2556932 . PMID 11017896. doi:10.1289/ehp.00108895.
- ^ Shanna H. Swan. Environmental phthalate exposure in relation to reproductive outcomes and other health endpoints in humans. Environmental Research. 2008, 108 (2): 177–184. Bibcode:2008ER....108..177S. PMC 2775531 . PMID 18949837. doi:10.1016/j.envres.2008.08.007.