Cyanamide 氰胺
CAS 420-04-2 MFCD00007572
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信息真实价格透明
资金保障
专业采购外包团队在线服务
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分类
- Building Blocks, C1 to C5, Chemical Synthesis, Cyanides/Nitriles, Nitrogen Compounds, Organic Building Blocks
- {Chemicalbook} 农药中间体: 杀菌剂中间体: 苯并咪唑类杀菌剂
- {uni_hamburg} no charge; 1fragment
- {SNA} Building Blocks, C1 to C5, Chemical Synthesis, Cyanides/Nitriles, Nitrogen Compounds, Organic Building Blocks
相关文献及参考
- Short: II/19b
- In the presence of NBS, undergoes addition to alkenes. The products are converted to N-cyanoaziridines by base: Tetrahedron Lett., 1125 (1970), or in the presence of acid, cyclization gives an imidazoline, which can be converted to the vic-diamine: J. Am. Chem. Soc., 105, 4106 (1983); Tetrahedron Lett., 25, 399 (1984):
- Short: II/14a
- Useful building block for heterocyclic synthesis. Reaction with o-phenylenediamines gives 2-aminobenzimidazoles: Angew. Chem. Int. Ed., 12, 841 (1973). With 4-(1-Cyclohexen-1-yl)morpholine, B22004, and elemental sulfur, a 2-aminothiazole is formed in good yield: J. Prakt. Chem., 312, 776 (1970):
- One-carbon fragment which can behave as a nucleophile or an electrophile. Alkylating agents give N,N-dialkyl cyanamides which readily undergo hydrolysis to dialkylamines: Synthesis, 882 (1978).
- Merck: 14,2684 Beilstein: 3,IV,140
- Merck: 14,2684
安全信息
GHS Symbol
- H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
- H317 May cause an allergic skin reaction 可能导致皮肤过敏
- H301 Toxic if swallowed 吞食有毒
- H312 Harmful in contact with skin 皮肤接触有害
- H412 Harmfutoaquaticlifewithlonglastingeffects 对水生生物有害并具有长期影响。
- H361 Suspected of damaging fertility or the unborn child 怀疑对生育能力或未出生婴儿造成伤害
- H373 May causes damage to organs through prolonged or repeated exposure 长期或频繁接触可能会损伤器官
- H315 Causes skin irritation 会刺激皮肤
- H319 Causes serious eye irritation 严重刺激眼睛
- P201 Obtain special instructions before use. 使用前获取专门指示。
- P273 Avoid release to the environment. 避免释放到环境中。
- P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
- P301+P310
- P301+P310+P330
- P302+P350
- P302+P352
- P303+P361+P353
- P304+P340+P310
- P305+P351+P338
- P361 Remove/Take off immediately all contaminated clothing. 立即去除/脱掉所有被污染的衣服。
- R21 Harmful in contact with skin 与皮肤接触有害
- R25 Toxic if swallowed 吞咽有毒
- R36/38 Irritating to eyes and skin 对眼睛和皮肤有刺激性
- R43 May cause sensitisation by skin contact 皮肤接触会产生过敏反应
- S22 Do not breathe dust 不要吸入粉尘;
- S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
- S3 Keep in a cool place 保存在阴凉处;
- S36/37 Wear suitable protective clothing and gloves 穿戴适当的防护服和手套;
- S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时,立即求医(可能时出示标签);
TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 200 mg/kg TOXIC EFFECTS : Sense Organs and Special Senses (Eye) - miosis (pupillary constriction) Behavioral - coma Gastrointestinal - changes in structure or function of salivary glands REFERENCE : PSEBAA Proceedings of the Society for Experimental Biology and Medicine. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04- Volume(issue)/page/year: 54,254,1943
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administratio
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 150 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982 Volume(issue)/page/year: -,40,1982
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 125 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE :
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 590 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 34ZIAG "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969 Volume(issue)/page/year: -,190,1969
TYPE OF TEST : LD50 -
TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 2450 mg/kg SEX/DURATION : male 70 day(s) pre-mating female 2 week(s) pre-mating - 2 week(s) after conception TOXIC EFFECTS : Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Fertility - other measures of fertility REFERENCE : PHTOEH Pharmacology and Toxicology (Copenhagen). (Munksgaard International Pub., POB 2148, DK-1016 Copenhagen K, Denmark) V.60- 1987- Volume(issue)/page/year: 61,20,1987
TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 208 mg/kg SEX/DURATION : male 70 day(s) pre-mating female 2 week(s) pre-mating - 3 week(s) after conception TOXIC EFFECTS : Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Newborn - live birth index (measured after birth) REFERENCE : PHTOEH Pharmacology and Toxicology (Copenhagen). (Munksgaard International Pub., POB 2148, DK-1016 Copenhagen K, Denmark) V.60- 1987- Volume(issue)/page/year: 61,20,1987
TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 1750 mg/kg SEX/DURATION : male 70 day(s) pre-mating TOXIC EFFECTS : Reproductive - Paternal Effects - testes, epididymis, sperm duct Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands Reproductive -
其他信息
- 急救治疗:眼睛用大量清水冲洗15分钟就医,皮肤应立即脱掉被污染的衣服,马上用大量的水冲洗。如果皮肤有刺激性反应,应马上就医。吸入要将病人转移到空气新鲜处,如果需要,咳补氧或进行人工呼吸。误食要冲洗口腔,喝1-2杯清水,不要催吐。无专用解毒剂。
- MOL 文件:420-04-2.mol
- 用途三:在医药工业用作生产盐酸阿糖胞苷的原料,在染料工业用于生产中间体3-氨基-5-羟基-1,2,4-三氮唑。此外,还用作有机合成及塑料的原料,生产氰脲酰胺、双氰胺、氰氨基甲酸甲酯等。
- 检测方法:CHN
- Sigma Aldrich:420-04-2(sigmaaldrich)
- 图谱信息:氰胺(420-04-2)质谱(MS) 氰胺(420-04-2)红外图谱(IR1)
- 氰胺价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2010/06/21 181951000 氰胺 Cyanamide 95%, stabilized 100 GR 1337元 2010/06/21 181955000 氰胺 Cyanamide 95%, stabilized 500 GR 4517元 2010/06/21 181950250 氰胺 Cyanamide 95%, stabilized 25 GR 602元
- 存储注意事项:湿度敏感
- 中毒症状:对眼睛有刺激性,对皮肤有腐蚀性。
- 用途二:氰胺是重要的农药中间体,可以制备杀菌剂多菌灵、苯菌灵、甲基嘧菌胺、嘧菌胺,杀虫剂抗蚜威、嘧啶氧磷,除草剂绿磺隆、甲磺隆、甲嘧磺隆、醚苯磺隆、苄嘧磺隆、吡嘧磺隆、环嗪酮等。
- 方法一:其制备方法是以石灰氮为原料,与硫酸作用而制得。在反应釜中投入水,以冰盐水冷却,投入石灰氮,保持温度在0~15℃之间,滴加5%硫酸溶液,调节pH=6,保持20min,过滤、水洗,再返回反应釜中,再加入石灰氮,重复上述操作2次,将得到的过滤液进行薄膜浓缩,保持一定的温度,浓缩后含量达到50%~55%,得到50%氰胺溶液。反应方程式:CaCN 2 +H 2 O+H 2 SO 4 →NH 2 CN+CaSO 4
- 用途一:液体单氰胺用于工业原料、医药、农药中间体、农业肥料、植物调节剂、食物添加剂等
- 敏感性:Hygroscopic
- 溶于水、乙醇、乙醚、酚、胺、酯、酮,微溶于苯和卤化烷烃,不溶于环己烷。能与水蒸气一起挥发。易聚合。
- Alfa Aesar:氨腈,50%w/w水溶液 Cyanamide, 50% w/w aq. soln., stab.(420-04-2)
- 上游原料:发烟硫酸 --> 氰氨化钙
- 下游产品:苄嘧磺隆 --> L-丙氨酸 --> 双氰胺 --> DL-丙氨酸 --> 氨基胍碳酸氢盐 --> 1-甲基-3-硝基-1-亚硝基胍 --> 盐酸环胞苷 --> 甲脒盐酸盐 --> 2-氨基恶唑 --> 别腐烂 --> 2,5-二氨基嘧啶 --> 4-氨基-2-氯嘧啶-5-腈 --> N-氰亚胺基-S,S-二硫代碳酸二甲酯 --> 2-氨基-4-甲基-噁唑 --> 3-氨基-1,2,4-三氮唑 --> 氯甲脒盐酸盐 --> 2,4-二氨基-1,3,5-三嗪 --> N-氰基羰亚胺二苯基酯
- 方法二:1.由石灰氮与硫酸反应而得。2.尿素法。
- 注意事项:过量的氰胺会伤害花芽,如浓度>6;%时。过早应用该药能使果实提前成熟2-6周,但产量可能会由于花期低温造成的落花和授粉不良而降低
- Acros Organics:氰胺 Cyanamide, stabilized, 95%(420-04-2)