| 货号 | 品牌 | 产品名称 | 规格 | 包装、参考价格 | 详情 |
| I862475 | MACKLIN | 异巴比妥酸 | 98%(T) | 225元/250mg; 565元/1g; 2426元/5g; | 展开 |
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| I0310 | TCI | Isobarbituric Acid | >97.0%(GC) | 865元/1G; | 展开 |
基本信息 | 纯度/分析方法 | >97.0%(GC) | | 分子式/分子量 | C4H4N2O3 = 128.09 | | 外观与形状(20℃) | 固体 | | Reaxys-RN | 127205 | | PubChem物质ID | 87571669 | | MDL编号 | MFCD00082987 |
技术规格 | Appearance | White to Yellow to Orange powder to crystal | | Purity(GC) | min. 97.0 % | | Purity(Neutralization titration) | min. 98.0 % |
安全信息 | 图形或危害标志 |  | | 信号词 | 警告 | | 危险性说明 | H315 : 造成皮肤刺激。
H319 : 造成严重眼刺激。
| | 防范说明 | 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。
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| B23320 | Alfa Aesar | 2,4,5-Trihydroxypyrimidine | 98% | 1964元/1g; 8417元/5g; | 展开 |
应用
2,4,5-Trihydroxypyrimidine studies show that it can form stable base pairs with all four bases in a DNA duplex. It has been used as oxidative DNA damage biomarker in tissue engineered skin. It acts as an antagonist of uracil in the growth of Lactobacillus casei. 备注
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Incompatible materials are oxidizing agents. 基本信息 MDL
MFCD00082987 EINECS
207-829-9 分子式
C4H4N2O3 分子量
128.09 熔点
>300° 灵敏度
Ambient temperatures. 溶解性
Soluble in DMSO (Sparingly), Methanol (Sparingly). Beilstein
127205 GHS危害和防范说明 GHS符号
Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation. Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations. 安全信息 危险类别
36/37/38
Irritating to eyes, respiratory system and skin. 安全等级
26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. TSCA
否 |
| Y0000763 | | Fluorouracil impurity B | European Pharmacopoeia (EP) Reference Standard | 1277.32元/ ; | 展开 |
产品说明 一般描述 This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia. 包装 Unit quantity: 15 mg. Subject to change. The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue. 注意 Please find SDS provided by EDQM here.. 其他说明 Sales restrictions may apply. 基本信息 | 经验(实验)分子式 | C4H4N2O3 | | 分子量 | 128.09 | | Beilstein | 127205 | | MDL编号 | MFCD00082987 | | PubChem化学物质编号 | 329831135 | | NACRES | NA.24 |
产品性质 | 等级 | pharmaceutical primary standard | | manufacturer/tradename | EDQM | | mp | >300 ℃ (dec.) (lit.) | | application(s) | pharmaceutical (small molecule) | | 格式 | neat | | 储存温度 | 2-8℃ | | SMILES string | O=C1CNC(=O)NC1=O | | InChI | 1S/C4H4N2O3/c7-2-1-5-4(9)6-3(2)8/h1H2,(H2,5,6,8,9) | | InChI key | FQXOOGHQVPKHPG-UHFFFAOYSA-N |
安全信息 | 储存分类代码 | 11 - Combustible Solids | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable |
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| I0627 | Supelco | Isobarbituric Acid | analytical standard | 2133.19元/1 G; | 展开 |
产品说明 应用 Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. 基本信息 | 经验(实验)分子式 | C4H4N2O3 | | 分子量 | 128.09 | | Beilstein | 127205 | | EC 号 | 207-829-9 | | MDL编号 | MFCD00082987 | | PubChem化学物质编号 | 329815320 | | NACRES | NA.24 |
产品性质 | 等级 | analytical standard | | 质量水平 | 100 | | 测定 | ~98% | | technique(s) | HPLC: suitable
gas chromatography (GC): suitable | | mp | >300 ℃ (dec.) (lit.) | | application(s) | forensics and toxicology
pharmaceutical (small molecule)
veterinary | | 格式 | neat | | SMILES string | O=C1CNC(=O)NC1=O | | InChI | 1S/C4H4N2O3/c7-2-1-5-4(9)6-3(2)8/h1H2,(H2,5,6,8,9) | | InChI key | FQXOOGHQVPKHPG-UHFFFAOYSA-N |
安全信息 | 象形图 | | | 警示用语： | Warning | | 危险声明 | H315 - H319 - H335 | | 预防措施声明 | P302 + P352 - P305 + P351 + P338 | | 危险分类 | Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3 | | 靶器官 | Respiratory system | | 储存分类代码 | 11 - Combustible Solids | | 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, Gloves |
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| PHR2866 | Supelco | Fluorouracil Related Compound B | pharmaceutical secondary standard, certified reference material | 7058.68元/50 MG; | 展开 |
产品说明 一般描述 Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards 分析说明 These secondary standards offer multi-traceability to the USP, EP and BP primary standards, where they are available. 其他说明 This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. 基本信息 | 经验(实验)分子式 | C4H4N2O3 | | 分子量 | 128.09 | | Beilstein | 127205 | | MDL编号 | MFCD00082987 |
产品性质 | 等级 | certified reference material
pharmaceutical secondary standard | | 描述 | Pharmaceutical Secondary Standard; Certified Reference Material | | 形式 | solid | | 包装 | pkg of 50 mg | | mp | >300 ℃ (dec.) (lit.) | | 药典可追溯性 | traceable to USP 1279021 | | 储存温度 | 2-8℃ | | SMILES string | O=C1CNC(=O)NC1=O | | InChI | 1S/C4H4N2O3/c7-2-1-5-4(9)6-3(2)8/h1H2,(H2,5,6,8,9) | | InChI key | FQXOOGHQVPKHPG-UHFFFAOYSA-N |
安全信息 | 储存分类代码 | 11 - Combustible Solids | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable |
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| 1279021 | USP | Fluorouracil Related Compound B | United States Pharmacopeia (USP) Reference Standard | 10218.8元/25 MG; | 展开 |
产品说明 一般描述 This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia. 分析说明 These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind. 其他说明 USP issued SDS can be found here.
Sales restrictions may apply. 基本信息 | 经验(实验)分子式 | C4H4N2O3 | | 分子量 | 128.09 | | Beilstein | 127205 | | MDL编号 | MFCD00082987 | | PubChem化学物质编号 | 329749873 | | NACRES | NA.24 |
产品性质 | 等级 | pharmaceutical primary standard | | manufacturer/tradename | USP | | mp | >300 ℃ (dec.) (lit.) | | application(s) | pharmaceutical (small molecule) | | 格式 | neat | | 储存温度 | 2-8℃ | | SMILES string | O=C1CNC(=O)NC1=O | | InChI | 1S/C4H4N2O3/c7-2-1-5-4(9)6-3(2)8/h1H2,(H2,5,6,8,9) | | InChI key | FQXOOGHQVPKHPG-UHFFFAOYSA-N |
安全信息 | 象形图 | | | 警示用语： | Warning | | 危险声明 | H315 - H319 - H335 | | 预防措施声明 | P305 + P351 + P338 | | 危险分类 | Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3 | | 靶器官 | Respiratory system | | 储存分类代码 | 13 - Non Combustible Solids | | WGK | WGK 3 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable |
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