| 货号 | 品牌 | 产品名称 | 规格 | 包装、参考价格 | 详情 |
| T865260 | MACKLIN | 四甲基-1,3-环丁二酮 | ≥99% | 30元/1g; 36元/5g; 103元/25g; 400元/100g; | 展开 |
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| D0258 | TCI | Tetramethyl-1,3-cyclobutanedione [Precursor to Dimethyl Ketene] | >99.0%(GC) | 625元/5G; 2200元/25G; | 展开 |
基本信息 | 纯度/分析方法 | >99.0%(GC) | | 分子式/分子量 | C8H12O2 = 140.18 | | 外观与形状(20℃) | 固体 | | Reaxys-RN | 1072094 | | PubChem物质ID | 87566962 | | SDBS (AIST Spectral DB) | 738 | | MDL编号 | MFCD00001331 |
技术规格 | Appearance | White to Almost white powder to crystal | | Purity(GC) | min. 99.0 % | | Melting point | 112.0 to 115.0 ℃ |
物性(参考值) 相关法规 |
| A16297 | Alfa Aesar | Tetramethylcyclobutane-1,3-dione | 99% | 1048元/10g; 3535元/50g; 13515元/250g; | 展开 |
应用
Tetramethyl-1,3-cyclobutanedione is used as a chemical for life science research. It is also used to make other chemical, as well as an chemical and organic intermediate. 备注
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Keep away from Strong oxidizing agents. 基本信息 MDL
MFCD00001331 EINECS
213-269-6 分子式
C8H12O2 分子量
140.18 熔点
112-115° 沸点
120-122°/150mm 灵敏度
Ambient temperatures. 形态
Crystals 溶解性
It is soluble in chloroform. 安全信息 RTECS
GU1775000 TSCA
是 |
| T21008 | Sigma-Aldrich | Tetramethyl-1,3-cyclobutanedione | 99% | 603.49元/5 G; | 展开 |
基本信息 | 线性分子式 | (CH3)4C4(=O)2 | | 分子量 | 140.18 | | EC 号 | 213-269-6 | | MDL编号 | MFCD00001331 | | PubChem化学物质编号 | 24900013 | | NACRES | NA.22 |
产品性质 | 质量水平 | 100 | | 测定 | 99% | | bp | 95-159 ℃/750 mmHg (lit.) | | mp | 114-116 ℃ (lit.) | | SMILES string | CC1(C)C(=O)C(C)(C)C1=O | | InChI | 1S/C8H12O2/c1-7(2)5(9)8(3,4)6(7)10/h1-4H3 | | InChI key | RGCDVHNITQEYPO-UHFFFAOYSA-N |
安全信息 | 储存分类代码 | 13 - Non Combustible Solids | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable | | 个人防护装备 | Eyeshields, Gloves, type N95 (US) |
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| 342154 | Fluorochem | Tetramethyl-1,3-cyclobutanedione | >99.0%(GC) | 990元/10g; 1672元/25g; 5786元/100g; | 展开 |
基本信息 | CAS Number | 933-52-8 | | MDL Number | MFCD00001331 |
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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