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产品名称 Product Name |
苯乙酰胺 / Phenylacetamide(2-苯乙酰胺、α-苯乙酰胺、α-苯基乙酰胺 / 2-Phenylacetamide, α-Phenylacetamide, Benzeneacetamide) |
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别名 Synonyms |
2-苯乙酰胺、α-苯乙酰胺、α-苯基乙酰胺 / 2-Phenylacetamide, α-Phenylacetamide, Benzeneacetamide |
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化学式 Formula |
C₈H₉NO |
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分子量 Molecular Weight |
135.16 g/mol |
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CAS 登记号 CAS No. |
103-81-1 |
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EC / EINECS 号 |
203-147-0 |
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食品添加剂号 E-Number |
— |
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海关编码 HS Code |
2924.29 |
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PubChem CID |
7680 |
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InChIKey |
LSBDFXRDZJMBSC-UHFFFAOYSA-N |
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主要用途 Primary Use |
青霉素 G 培养基、医药中间体、有机合成 / Penicillin G medium, pharmaceutical intermediate, organic synthesis |
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主要成分 Main Component |
苯乙酰胺 C₈H₉NO ≥ 99.0%(工业级)/ Phenylacetamide C₈H₉NO ≥ 99.0% (industrial grade) |
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杂质 Impurities |
水分、氯化物、硫酸盐、重金属、灼烧残渣 / Moisture, Chlorides, Sulfates, Heavy metals, Residue on ignition |
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外观 Appearance |
白色结晶性粉末或叶片状结晶,无臭 / White crystalline powder or leaf-like crystals, odorless |
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分子量 MW |
135.16 g/mol |
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熔点 MP |
156 – 158 °C |
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沸点/分解 BP / Decomp. |
约 280 – 290 °C(分解);常压估算约 304 – 312 °C / ~280-290 °C (decomp.); ~304-312 °C est. at atm. |
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密度 Density |
文献值差异较大:1.10 – 1.22 g/cm³,以实测 COA 为准 / Literature 1.10-1.22 g/cm³, per batch COA |
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水中溶解度 Solubility (H₂O) |
微溶:<0.56 g/100 mL @ 25 °C;溶于热水、乙醇 / Slightly soluble <0.56 g/100 mL @25 °C; sol. in hot water, ethanol |
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其他溶剂溶解度 in other |
溶于乙醇、热水;微溶于冷水、乙醚、苯 / Soluble in ethanol & hot water; slightly in cold water, ether, benzene |
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pH |
近中性(水悬浮液)/ Near neutral (aqueous suspension) |
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pKa |
≈ 16.2(酰胺氮预测值)/ ~16.2 (amide N, predicted) |
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晶体结构 Crystal Structure |
叶片状或板状结晶 / Plates or leaflets |
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折射率 Refractive Index |
≈ 1.552(估算)/ ~1.552 (estimated) |
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吸湿/潮解 Hygroscopicity |
不吸湿 / Non-hygroscopic |
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项目 Item |
典型值 Typical |
测试方法 Method |
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含量 Assay |
≥ 99.0% |
滴定 / Titration |
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熔程 Melting range |
155 – 159 °C |
毛细管法 / Capillary |
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水分 Moisture |
≤ 0.50% |
Karl Fischer / 重量法 |
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氯化物(以 Cl 计)Chlorides |
≤ 0.05% |
滴定 / Titration |
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硫酸盐(以 SO₄ 计)Sulfates |
≤ 0.05% |
浊度法 / Turbidimetry |
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灼烧残渣 Residue on ignition |
≤ 0.10% |
重量法 / Gravimetric |
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重金属(以 Pb 计)Heavy metals |
≤ 0.001% (≤10 mg/kg) |
AAS / ICP |
注:上述为工业级/试剂级典型指标,可参照 TCI / ChemicalBook / ichemistry.cn 公开规格及企业内控标准。具体数值以重庆广益化工出厂检验单(COA)为准。 / Industrial/reagent typical specs per TCI/ChemicalBook/ichemistry.cn and internal QC. Values per batch COA.
Pharma: Penicillin G fermentation medium, phenobarbital & other intermediates
Organic synthesis: phenylacetic acid derivatives, amides
Agrochemical & fragrance intermediates
Laboratory reagent
Penicillin G medium and pharmaceutical intermediate
Store sealed in cool, dry place; away from oxidizers and strong acids
Avoid dust generation
Wear dust mask, goggles, gloves when handling
Manage as general chemical; sweep and collect spills
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GHS 分类 GHS Classification |
GHS07(感叹号);有害/刺激 / GHS07; harmful/irritant |
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危害声明 H-statements |
H302 吞咽有害;H319 造成严重眼刺激 / H302 harmful if swallowed; H319 serious eye irritation |
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防范说明 P-statements |
P264, P270, P280, P301+P312, P305+P351+P338 |
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NFPA 704 |
健康 Health 1 / 易燃 Flammability 1 / 反应 Reactivity 0 |
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急性毒性 Acute Toxicity |
中等偏低毒性:LD₅₀(小鼠,腹腔) ≈ 430 mg/kg / Moderate-low toxicity: LD₅₀(ip, mouse) ≈ 430 mg/kg |
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危险反应 Hazardous Reaction |
遇强酸/强碱水解生成苯乙酸/氨;高温分解释放有毒氮氧化物 / Hydrolyzes under strong acid/base; releases toxic NOx on heating |
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灭火 Fire-fighting |
可燃固体;用雾状水、干粉、CO₂灭火 / Combustible solid; water spray, powder, CO₂ |
25 kg 纸塑复合袋或纤维桶,内衬 PE 袋。 25 kg laminated/fiber drum, PE-lined.
在原包装、干燥阴凉条件下 24 个月。 24 months in original sealed, cool storage.
Industrial use as general chemical; EU exports subject to REACH (EC 203-147-0)
Transport class per latest SDS / IATA / IMDG
免责声明 / Disclaimer:本技术数据表仅供参考,不构成任何担保。数据基于编制时可得的公开信息,重庆广益化工有限公司不对因使用本表所产生的任何后果承担责任。实际技术参数请以每批次出厂 COA 为准。 This TDS is for reference only and does not constitute a warranty. Values per batch COA prevail.
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