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671-35-2生产厂家

671-35-2价格

671-35-2

671-35-2结构式
671-35-2结构式

化源商城直购

中文名 5-氟-4-羟基嘧啶
英文名 5-Fluoro-4-hydroxypyrimidine
中文别名 5-氟嘧啶醇
富雪定
4-羟基-5-氟嘧啶
5-氟-3H-嘧啶-4-酮
英文别名 5-fluoro-1H-pyrimidin-6-one
MFCD00223674
密度 1.46 g/cm3
沸点 200.5ºC at 760 mmHg
分子式 C4H3FN2O
分子量 114.07800
闪点 81.6ºC
精确质量 114.02300
PSA 46.01000
LogP 0.32130
折射率 1.369
分子结构

1、 摩尔折射率:24.31

2、 摩尔体积(cm3/mol):78.5

3、 等张比容(90.2K):217.7

4、 表面张力(dyne/cm):59.0

5、 极化率(10-24cm3):9.63

计算化学

1.疏水参数计算参考值(XlogP):-0.4

2.氢键供体数量:1

3.氢键受体数量:3

4.可旋转化学键数量:0

5.互变异构体数量:3

6.拓扑分子极性表面积41.5

7.重原子数量:8

8.表面电荷:0

9.复杂度:173

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:1

更多

1.性状:白色鳞片状结晶

2. 熔点(ºC):203-204

3.溶解性:易溶于水,碱性溶液,溶于乙酸,热乙醇,不溶于乙醇,丙酮,氯仿,乙醚.

Material Safety Data Sheet

Section1. Identification of the substance
Product Name: 5-Fluoro-4-hydroxypyrimidine
Synonyms:

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

Section3. Composition/information on ingredients.
Ingredient name:5-Fluoro-4-hydroxypyrimidine
CAS number:671-35-2

Section4. First aid measures
Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels.
Storage:

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Appearance:Not specified
Boiling point:No data
No data
Melting point:
Flash point:No data
Density:No data
Molecular formula:C4H3FN2O
Molecular weight:114.1

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, hydrogen fluoride.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UW7450000
CHEMICAL NAME :
4(1H)-Pyrimidinone, 5-fluoro-
CAS REGISTRY NUMBER :
671-35-2
LAST UPDATED :
199612
DATA ITEMS CITED :
5
MOLECULAR FORMULA :
C4-H3-F-N2-O
MOLECULAR WEIGHT :
114.09
WISWESSER LINE NOTATION :
T6N CNJ DQ EF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
118 mg/kg
TOXIC EFFECTS :
Behavioral - food intake (animal) Gastrointestinal - hypermotility, diarrhea Tumorigenic - active as anti-cancer agent
REFERENCE :
YHTPAD Yaoxue Tongbao. Bulletin of Pharmacology. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.13-23, 1978-88. For publisher information, see ZYZAEU. Volume(issue)/page/year: 15(6),7,1980
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
72 mg/kg
TOXIC EFFECTS :
Behavioral - food intake (animal) Gastrointestinal - hypermotility, diarrhea Tumorigenic - active as anti-cancer agent
REFERENCE :
YHTPAD Yaoxue Tongbao. Bulletin of Pharmacology. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.13-23, 1978-88. For publisher information, see ZYZAEU. Volume(issue)/page/year: 15(6),7,1980
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
175 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CKFRAY Ceskoslovenska Farmacie. (PNS-Ustredni Expedice a Dovoz Tisku, Kafkova 19, 160 00 Prague 6, Czechoslovakia) V.1- 1952- Volume(issue)/page/year: 28,159,1979
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1435 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - respiratory depression Tumorigenic - active as anti-cancer agent
REFERENCE :
YHTPAD Yaoxue Tongbao. Bulletin of Pharmacology. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.13-23, 1978-88. For publisher information, see ZYZAEU. Volume(issue)/page/year: 15(6),7,1980 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
175 mg/kg/7D-I
TOXIC EFFECTS :
Blood - changes in leukocyte (WBC) count
REFERENCE :
YHTPAD Yaoxue Tongbao. Bulletin of Pharmacology. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.13-23, 1978-88. For publisher information, see ZYZAEU. Volume(issue)/page/year: 15(6),7,1980

危害码 (欧洲) Xi: Irritant;
海关编码 2933599090
上游产品  0

下游产品  1

由氟乙酸乙酯经缩合反应而得。将甲醇钠加入干燥的反应锅内,加甲酸乙酯除去甲醇钠中的游离碱。搅拌下常压蒸出甲醇,然后减压蒸馏,直至甲醇钠成为白色粉末,降温至50℃,加入甲苯。再降至10℃下,滴加甲酸乙酯。加完后仍保持10℃以下滴加氟乙酸乙酯,加毕,在20-25℃反应7h,然后降至10℃以下,加入无水甲醇及乙酸甲脒,搅拌至反应物固化,静置过夜。加入盐酸,慢慢加热使固化物溶解。过滤,滤液常压蒸去部分液体,冷却结晶,过滤得到粗品。用无水乙醇重结晶,活性炭脱色,即得5-氟-4-羟基嘧啶。

海关编码 2933599090
中文概述 2933599090. 其他结构上有嘧啶环的化合物(包括其他结构上有哌嗪环的化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素 品名, 成分含量, 用途, 乌洛托品请注明外观, 6-己内酰胺请注明外观, 签约日期
Summary 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%