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ä½ç½®ï¼šé¦–页 > 资料中心 > 化工字典 > 4425-56-3
关键è¯:       仅模糊查询
CAS: 4425-56-3
分å­å¼: C5H3N3O2
分å­é‡: 137.1
沸点: 524.8°C
英文åç§°: 
5-cyanouracil
推è供应商
è´§å·å“牌产å“å称规格包装ã€å‚考价格
D843775MACKLIN5-氰基尿嘧啶98%29å…ƒ/250mg;   77å…ƒ/1g;   359å…ƒ/5g;   咨询
储存:室温,干燥
状æ€ï¼šç™½è‰²åˆ°æ·¡é»„色固体
C3542TCI5-Cyanouracil>98.0%(HPLC)170å…ƒ/1G;   770å…ƒ/5G;   咨询

基本信æ¯

纯度/åˆ†æžæ–¹æ³•>98.0%(HPLC)
分å­å¼/分å­é‡C5H3N3O2 = 137.10
外观与形状(20℃)固体
Reaxys-RN5707
MDLç¼–å·MFCD00051958

技术规格

AppearanceWhite to Orange to Green powder to crystal
Purity(HPLC)min. 98.0 area%
Purity(Neutralization titration)min. 96.0 %

物性(å‚考值)

熔点303 ℃(dec.)
æœ€å¤§å¸æ”¶æ³¢é•¿290(Na2CO3 aq.) nm

安全信æ¯

图形或å±å®³æ ‡å¿—
ä¿¡å·è¯è­¦å‘Š
å±é™©æ€§è¯´æ˜ŽH302 + H312 + H332 : åžå’½ã€çš®è‚¤æŽ¥è§¦æˆ–å¸å…¥æœ‰å®³ã€‚
H315 : 造æˆçš®è‚¤åˆºæ¿€ã€‚
H319 : 造æˆä¸¥é‡çœ¼åˆºæ¿€ã€‚
防范说明P501 : 将内装物/容器é€åˆ°æ‰¹å‡†çš„废物处ç†åނ处ç†ã€‚
P261 : é¿å…å¸å…¥ç²‰å°˜/烟/气体/烟雾/蒸气/喷雾。
P270 : ä½¿ç”¨æœ¬äº§å“æ—¶ä¸è¦è¿›é£Ÿã€é¥®æ°´æˆ–å¸çƒŸã€‚
P271 : åªèƒ½åœ¨å®¤å¤–或通风良好之处使用。
P264 : 作业åŽå½»åº•清洗皮肤。
P280 : 戴防护手套/穿防护æœ/戴防护眼罩/戴防护é¢å…·ã€‚
P337 + P313 : 如ä»è§‰çœ¼åˆºæ¿€ï¼šæ±‚医/就诊。
P305 + P351 + P338 : 如进入眼ç›ï¼šç”¨æ°´å°å¿ƒå†²æ´—几分钟。如戴éšå½¢çœ¼é•œå¹¶å¯æ–¹ä¾¿åœ°å–出,å–出éšå½¢çœ¼é•œã€‚继续冲洗。
P362+P364 : 脱掉沾污的衣æœï¼Œæ¸…æ´—åŽæ–¹å¯é‡æ–°ä½¿ç”¨ã€‚
P332 + P313 : 如å‘生皮肤刺激:求医/就诊。
P301 + P312 + P330 : 如误åžå’½ï¼šå¦‚感觉ä¸é€‚ï¼Œå‘¼å«æ€¥æ•‘中心/医生。漱å£ã€‚
P302 + P352 + P312 : 如皮肤沾染:用水充分清洗。如感觉ä¸é€‚ï¼Œå‘¼å«æ€¥æ•‘中心/医生。
P304 + P340 + P312 : 如误å¸å…¥ï¼šå°†äººè½¬ç§»åˆ°ç©ºæ°”æ–°é²œå¤„ï¼Œä¿æŒå‘¼å¸èˆ’适体ä½ã€‚如感觉ä¸é€‚ï¼Œå‘¼å«æ€¥æ•‘中心/医生。
Y12405Alfa Aesar2,4-Dioxo-1,2,3,4-tetrahydropyrimidine-5-carbonitrile209å…ƒ/250mg;   442å…ƒ/1g;   咨询

基本信æ¯

分å­é‡
137.1

068713Fluorochem2,4-Dihydroxypyrimidine-5-carbonitrile97%594å…ƒ/1g;   1782å…ƒ/5g;   2838å…ƒ/10g;   咨询

基本信æ¯

CAS Number4425-56-3
MDL NumberMFCD00128255
Melting Point>300℃

安全信æ¯

图形或å±å®³æ ‡å¿—
å±é™©æ€§è¯´æ˜Ž H302: Harmful if swallowed.
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.
P270: Do not eat, drink or smoke when using this product.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear .
P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304: IF INHALED: .
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 . on this label).
P330: Rinse mouth.
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 local regulations.
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