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2,4,5,6-四氯嘧啶

2,4,5,6-四氯嘧啶用途

用作活性染料中间体

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2,4,5,6-四氯嘧啶名称

[ CAS 号 ]:
1780-40-1

[ 中文名 ]:
2,4,5,6-四氯嘧啶

[ 英文名 ]:
2,4,5,6-Tetrachloropyrimidine

[英文别名 ]:

Perchloropyrimidine
2,4,5,6-Tetrachloro-1,3-pyrimidine
Tetrachlor-pyrimidin
2,3-DIHYDRO-1,4-BENZODIOXINE-2-CARBOTHIOAMIDE
Tetrachloropyrimidine
MFCD00006062
2,4,5,6-TetrachloropyriMidine
EINECS 217-228-3
Pyrimidine,tetrachloro
2,4,5,6-tetrachloro-pyrimidine

2,4,5,6-四氯嘧啶物理化学性质

[ 密度 ]:
1.761g/cm3

[ 沸点 ]:
108-112ºC (12 mmHg)

[ 熔点 ]:
60-62ºC

[ 分子式 ]:
C₄Cl₄N₂

[ 分子量 ]:
217.86800

[ 闪点 ]:
133.2ºC

[ 精确质量 ]:
215.88200

[ PSA ]:
25.78000

[ LogP ]:
3.09020

[ 外观性状 ]:
棕色固体

[ 储存条件 ]:
存放于惰性气体之中;避免湿气 (分解)

2,4,5,6-四氯嘧啶MSDS

2,4,5,6-四氯嘧啶毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UV9745000

CHEMICAL NAME :: Pyrimidine, 2,4,5,6-tetrachloro-

CAS REGISTRY NUMBER :: 1780-40-1

BEILSTEIN REFERENCE NO. :: 0145778

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C4-Cl4-N2

MOLECULAR WEIGHT :: 217.86

WISWESSER LINE NOTATION :: T6N CNJ BG DG EG FG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 32 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#07768

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2,4,5,6-四氯嘧啶安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H315-H319-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xi:Irritant;

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S26-S37/39

[ 危险品运输编码 ]:
UN 2811

[ WGK德国 ]:
3

[ RTECS号 ]:
UV9745000

[ 海关编码 ]:
2933599090

2,4,5,6-四氯嘧啶合成路线

2,4,5,6-四氯嘧啶上下游产品

2,4,5,6-四氯嘧啶上游产品

2,4,5,6-四氯嘧啶下游产品

2,4,5,6-四氯嘧啶海关

[ 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%

2,4,5,6-四氯嘧啶文献

Synthesis of Aryl-Substituted Pyrimidines by Site-Selective Suzuki-Miyura Cross-Coupling Reactions of 2, 4, 5, 6-Tetrachloropyrimidine. Hussain M, et al.

Adv. Synth. Catal. 352(9) , 1429-33, (2010)

Facile assembly of fused benzo[4,5]furo heterocycles.

J. Org. Chem. 73(7) , 2951-4, (2008)

A concise synthesis of fused benzo[4,5]furo heterocycles 18 has been developed. Chemo/regioselective Suzuki coupling between 1,2-dihaloarene 17 and alpha-hydroxyphenylboronic acid or ester 20 gives bi...

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