| 货号 | 品牌 | 产品名称 | 规格 | 包装、参考价格 | 详情 |
| D851653 | MACKLIN | 2,5-二甲基-1,4-苯醌 | 98% | 104元/1g; 445元/5g; 2203元/25g; | 展开 |
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| D0686 | TCI | p-Xyloquinone | >98.0%(GC)(T) | 420元/1G; 1435元/5G; 5035元/25G; | 展开 |
基本信息 | 纯度/分析方法 | >98.0%(GC)(T) | | 分子式/分子量 | C8H8O2 = 136.15 | | 外观与形状(20℃) | 固体 | | Reaxys-RN | 2041348 | | PubChem物质ID | 87567326 | | SDBS (AIST Spectral DB) | 6136 | | MDL编号 | MFCD00041737 |
技术规格 | Appearance | Light yellow to Amber powder to crystal | | Purity(GC) | min. 98.0 % | | Purity(Cerium redox Method) | min. 98.0 % | | Melting point | 123.0 to 126.0 ℃ | | Solubility in hot Methanol | almost transparency |
物性(参考值) 安全信息 | 图形或危害标志 |  | | 信号词 | 警告 | | 危险性说明 | H302 : 吞咽有害。
H315 : 造成皮肤刺激。
H319 : 造成严重眼刺激。
| | 防范说明 | P501 : 将内装物/容器送到批准的废物处理厂处理。
P270 : 使用本产品时不要进食、饮水或吸烟。
P264 : 作业后彻底清洗皮肤。
P280 : 戴防护手套/戴防护眼罩/戴防护面具。
P302 + P352 : 如皮肤沾染：用水充分清洗。
P337 + P313 : 如仍觉眼刺激：求医/就诊。
P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。
P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。
P332 + P313 : 如发生皮肤刺激：求医/就诊。
P301 + P312 + P330 : 如误吞咽：如感觉不适，呼叫急救中心/医生。漱口。
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相关法规 |
| C40823 | Alfa Aesar | 2,5-Dimethyl-p-benzoquinone | 99% | 2039元/5g; 11250元/25g; | 展开 |
基本信息 Ref#
40823 MDL
41737 分子式
C8 H8 O2 分子量
136.15 |
| 39579 | Sigma-Aldrich | 2,5-Dimethyl-1,4-benzoquinone | ≥98.0% | 1793.36元/5 G; 6245.98元/25 G; | 展开 |
产品说明 一般描述 2,5-二甲基-1,4-苯醌是醌衍生物。在 pH 7.8 的磷酸盐缓冲液中研究了其与刀豆脲酶的反应。它是棘头虫防御性分泌的成分之一。在 pH 7.0 的 50 mM 磷酸盐缓冲液中，对其作为刀豆脲酶抑制剂进行了研究。 应用 2,5-二甲基-1,4-苯醌可能用于参与 (-) -胱抑素 A 3 全合成的关键步骤。 包装 5, 25 g in glass bottle 基本信息 | 经验(实验)分子式 | C8H8O2 | | 分子量 | 136.15 | | Beilstein | 2041348 | | EC 号 | 205-283-6 | | MDL编号 | MFCD00041737 | | PubChem化学物质编号 | 57649863 | | NACRES | NA.22 |
产品性质 | 测定 | ≥98.0% | | mp | 123-125 ℃ | | 溶解性 | toluene: soluble 0.5 g/10 mL, clear to faintly turbid, yellow to brown | | SMILES string | CC1=CC(=O)C(C)=CC1=O | | InChI | 1S/C8H8O2/c1-5-3-8(10)6(2)4-7(5)9/h3-4H,1-2H3 | | InChI key | MYKLQMNSFPAPLZ-UHFFFAOYSA-N |
安全信息 | 象形图 |  | | 警示用语： | Danger | | 危险声明 | H301 - H315 - H319 - H335 | | 预防措施声明 | P301 + P310 + P330 - P302 + P352 - P305 + P351 + P338 | | 危险分类 | Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3 | | 靶器官 | Respiratory system | | 储存分类代码 | 6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable | | 个人防护装备 | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
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| 237939 | Fluorochem | 2,5-Dimethylcyclohexa-2,5-diene-1,4-dione | 95% | 792元/1g; 2068元/5g; 7964元/25g; | 展开 |
基本信息 | CAS Number | 137-18-8 | | MDL Number | MFCD00041737 | | Melting Point | 125℃ |
安全信息 | 图形或危害标志 | | | 危险性说明 | H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
| | 防范说明 | P233: Keep container tightly closed.
P260: Do not breathe .
P261: Avoid breathing .
P264: Wash hands thoroughly after handling.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear .
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing..
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P312: Call a POISON CENTER or doctor/physician if you feel unwell.
P321: Specific treatment (see relevant procedures. on this label).
P332 + P313: If skin irritation occurs: Get medical advice/ attention.
P337 + P313: If eye irritation persists: Get medical advice/attention.
P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P362: Take off contaminated clothing and wash before reuse.
P403: Store in a well-ventilated place.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
P405: Store locked up.
P501: Dispose of contents/container to in accordance with local regulation .
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