CAS 18297-63-7; N,N'-二(三甲基甲硅烷)脲; N,N'-bis(trimethylsilyl)-Urea

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CAS:

18297-63-7

分子式:

C7H20N2OSi2

分子量:

204.41

沸点:

222°C

熔点:

232℃

中文名称:

N,N'-二(三甲基甲硅烷)脲

1,3-二(三甲基甲硅烷基)脲

六甲基二硅脲

BSU

N,N'-二(三甲基甲硅烷基)脲

英文名称:

N,N'-bis(trimethylsilyl)-Urea

bis(Trimethylsilyl)urea

n,n'-bis(trimethylsilyl)-ure

1,3-bis(trimethylsilyl)urea

Hexamethyl disily urea

Urea,N,N'-bis(trimethylsilyl)-

N,N'-Bis(trimethylsilyl)urea

推荐供应商

货号

品牌

产品名称

规格

包装、参考价格

详情

B802486

MACKLIN

六甲基二硅脲

97%

70元/25g; 200元/100g; 910元/500g; 3950元/2.5kg;

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储存：室温
状态：白色粉末、晶体、针状物和/或固体

B1103

TCI

N,N'-Bis(trimethylsilyl)urea

>98.0%(N)

335元/25G;

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基本信息

纯度/分析方法	>98.0%(N)
分子式/分子量	C₇H₂₀N₂OSi₂ = 204.42
外观与形状(20℃)	固体
储存在惰性气体下	存放于惰性气体之中
应避免的情况	湿气 (分解)
Reaxys-RN	1937452
PubChem物质ID	87564046
SDBS (AIST Spectral DB)	6002
MDL编号	MFCD00008260

技术规格

Appearance	White to Almost white powder to crystal
Purity(with Total Nitrogen)	min. 98.0 %
Solubility in hot Acetonitrile	almost transparency

物性(参考值)

溶解性(可溶于)

甲醇

L01301

Alfa Aesar

N,N'-Bis(trimethylsilyl)urea

98+%

406元/50g; 1477元/250g;

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应用
N,N'-Bis(trimethylsilyl)urea is used as a reagent for the silylation of alcohols and carboxylic acids.

备注
Moisture Sensitive

基本信息

MDL
MFCD00008260

EINECS
242-177-9

分子式
C₇H₂₀N₂OSi₂

分子量
204.42

熔点
ca 230° dec.

灵敏度
Moisture Sensitive. Ambient temperatures.

溶解性
Reacts with water.

Beilstein
1937452

GHS危害和防范说明

GHS符号

Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
36/37/38
Irritating to eyes, respiratory system and skin.

安全等级
26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

TSCA
是

S02850

Fluorochem

N,N'-Bis(trimethylsilyl)urea

98%

616元/50g; 2266元/250g;

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基本信息

CAS Number	18297-63-7
MDL Number	MFCD00008260
Melting Point	222℃

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 .

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