| 货号 | 品牌 | 产品名称 | 规格 | 包装、参考价格 | |
| P888193 | MACKLIN | 2,5-吡嗪二羧酸二水合物 | 98% | 172元/1g; 618元/5g; 2810元/25g; | 咨询 |
|
| 540498 | Sigma-Aldrich | 2,5-Pyrazinedicarboxylic acid dihydrate | 96% | 1466.23元/1 G; | 咨询 |
基本信息 | 经验(实验)分子式 | C6H4N2O4 · 2H2O | | 分子量 | 204.14 | | EC 号 | 202-834-2 | | MDL编号 | MFCD00216919 | | PubChem化学物质编号 | 24878472 | | NACRES | NA.22 |
产品性质 | 质量水平 | 100 | | 测定 | 96% | | mp | 272-277 ℃ (lit.) | | SMILES string | [H]O[H].[H]O[H].OC(=O)c1cnc(cn1)C(O)=O | | InChI | 1S/C6H4N2O4.2H2O/c9-5(10)3-1-7-4(2-8-3)6(11)12;;/h1-2H,(H,9,10)(H,11,12);2*1H2 | | InChI key | GVEVNOSZLMMBOR-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 | P261 - P264 - P271 - P280 - 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 |
|
| 446436 | Fluorochem | Pyrazine-2,5-dicarboxylic acid hydrate | 95% | 2068元/5g; 6204元/25g; 17952元/100g; | 咨询 |
基本信息 | CAS Number | 205692-63-3 | | MDL Number | MFCD27920502 | | Melting Point | 272-277℃ |
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 .
|
|
m.cnreagent.com