防老剂-特丁基对苯二酚（CAS 1948-33-0）：分子式 C10H14O2、分子量 166.22；类别 食品添加剂。
| CAS号 | 1948-33-0 |
|---|---|
| 分子式 | C10H14O2 |
| 分子量 | 166.22 |
| 熔点 | 261 to 264 °F (NTP, 1992) |
| 沸点 | 563 °F at 760 mmHg (NTP, 1992) |
| LogP | 2.8 |
| 应用领域 | 缓蚀剂、香精香料、抗氧化剂、TBHQ is most effective against oxidation in polyunsaturated vegetable oils、and is often 用于soybean oil |
| 类别 | 抗氧化剂 |
登记用途：缓蚀剂、香精香料、抗氧化剂、TBHQ is most effective against oxidation in polyunsaturated vegetable oils、and is often 用于soybean oil。
防老剂-特丁基对苯二酚 是一种食品级化合物，登记 CAS 号为 1948-33-0，分子式 C10H14O2（分子量 166.22），归属于食品添加剂大类化工原料。
登记 CAS 号：1948-33-0
其分子式 C10H14O2 由 10 个碳、14 个氢、2 个氧 组成。
别名/同义词：防老剂-特丁基对苯二酚 · tert-Butylhydroquinone
所属分类：食品添加剂
防老剂-特丁基对苯二酚 的 CAS 登记号为 1948-33-0。
分子式 C10H14O2，分子量 166.22。
别名/同义词：防老剂-特丁基对苯二酚、tert-Butylhydroquinone。
登记用途：缓蚀剂、香精香料、抗氧化剂、TBHQ is most effective against oxidation in polyunsaturated vegetable oils、and is often 用于soybean oil。
所属分类：抗氧化剂。
防老剂-特丁基对苯二酚（CAS 1948-33-0）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 1948-33-0 |
|---|---|
| PubChem CID | 16043 |
| Molecular formula | C10H14O2 |
| Molecular weight | 166.10 g/mol |
| IUPAC name | 2-tert-butylbenzene-1,4-diol |
| InChIKey | BGNXCDMCOKJUMV-UHFFFAOYSA-N |
| UNII (FDA) | C12674942B |
| ChEBI ID | CHEBI:78886 |
| Molecular Weight | 166.22 |
|---|---|
| XLogP3 | 2.8 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 1 |
| Exact Mass | 166.099379685 |
| Monoisotopic Mass | 166.099379685 |
| Topological Polar Surface Area | 40.5 |
| Heavy Atom Count | 12 |
| Boiling Point | 563 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 295 °C |
| Melting Point | 261 to 264 °F (NTP, 1992) |
| Melting Point | 126.5-128.5 °C |
| Melting Point | 127 - 129 °C |
| Flash Point | 340 °F (NTP, 1992) |
| Flash Point | 171 °C (340 °F) - closed cup |
| Density | 1.05 |
| Vapor Density | 5.73 (Air = 1) |
| Dissociation Constants | pKa = 10.7 at 22 °C |
tert-Butylhydroquinone; 1948-33-0; TBHQ; 2-tert-Butylhydroquinone; T-BUTYLHYDROQUINONE; MTBHQ; 2-t-Butylhydroquinone; 2-tert-Butyl-1,4-benzenediol; Mono-tert-butylhydroquinone; Sustane; Mono-tertiarybutylhydroquinone; Tenox TBHQ; 2-(1,1-Dimethylethyl)-1,4-benzenediol; tert-Butyl-1,4-benzenediol; tertiary-Butylhydroquinone; Banox 20BA
| Regulatory & Food Contact | FDA Substance added to food: ANTIOXIDANT FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS ANTIOXIDANT: Food Additives BUTYLHYDROQUINONE, tert- JECFA ADI: 0-0.7 mg/kg bw TRS 884-JECFA 49/11 |
|---|---|
| GHS notification summary | 3% (83 / 2730) |
| GHS notification summary | 3% (83 / 2730) |
|---|---|
| Reported hazard statements | H302, H312 (19.5%), H315 (25.6%), H317 (33.4%), H319 (45%), H400 (36.9%), H410 (13.2%), H335 |
This chemical does not meet GHS hazard criteria for 3% (83 of 2730) of reports.
H302+H312 (19.5%): Harmful if swallowed or in contact with skin [Warning Acute toxicity, oral; acute toxicity, dermal]
tert-Butylhydroquinone is identified by CAS 1948-33-0, molecular formula C10H14O2 and molecular weight 166.10 g/mol. UNII C12674942B; ChEBI 78886; InChIKey BGNXCDMCOKJUMV-UHFFFAOYSA-N. Boiling Point: 563 °F at 760 mmHg (NTP, 1992); Boiling Point: 295 °C; Melting Point: 261 to 264 °F (NTP, 1992).
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: tert-Butylhydroquinone