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CAS: 492-94-4
分子式: C10H6O4
分子量: 190.150
沸点: 245.64°C (rough estimate)
熔点: 163-165℃
中文名称: 
糠偶酰
联呋酰
联呋喃甲酰
二呋喃基二酮
联糠酰
英文名称: 
furil
2,2'-furil
alpha-furil
bipyromucyl
di-2-furanylethanedione
di-2-furylglyoxal
di-2-furanyl-ethanedion
Di-(2-furanyl)ethanedione
a,a-Furil
Di-a-furyl diketone
性质描述: 黄色针状结晶。熔点165-166℃。溶于甲醇,氯仿,苯及热醇,难溶于冷乙醇及醚,不溶于水。
生产方法: 由糠醛制得。糠醛与芳香醛的性质类似,在氰化钾的催化作用下,发生安息香缩合反应得到对称二味喃羟基乙酮。然后经氧化得到糠偶酰。将158g硫酸铅(含5个结晶水),210g吡啶,90g水用水浴加热搅拌成均相溶液,再加入57.6g糠偶因,水浴加热搅拌2h后倒入1L冷水中,析出结晶,过滤,水洗,乙醇洗。再用乙醇重结晶即得糠偶酰。
用途: 用于有机合成。
推荐供应商
货号品牌产品名称规格包装、参考价格
F838172MACKLIN糠偶酰98%189元/5g;   725元/25g;   2718元/100g;   咨询
储存:室温,干燥
状态:略淡黄色-灰黄色晶体-粉末
折射率:1.4440 (estimate)
F0078TCIFuril>98.0%(GC)935元/5G;   咨询

基本信息

纯度/分析方法>98.0%(GC)
分子式/分子量C10H6O4 = 190.15
外观与形状(20℃)固体
Reaxys-RN383882
PubChem物质ID87569880
SDBS (AIST Spectral DB)10959
MDL编号MFCD00003241

技术规格

AppearanceWhite to Amber powder to crystal
Purity(GC)min. 98.0 %
Melting point163.0 to 166.0 ℃

物性(参考值)

熔点164 ℃

相关法规

RTECS#LV0580000
289859J&KFuril98%188元/1G;   752元/5G;   咨询

基本信息

分子式C10H6O4
分子量190.15
熔点163-165
MDL编码MFCD00003241
Beilstein383882
EINECS 编号207-766-7

安全信息

防范说明P262
WGK3
RTECSLV0580000
TSCA
A15386Alfa Aesar2,2'-Furil98%2300元/5g;   4327元/25g;   14604元/100g;   咨询

基本信息

MDL
MFCD00003241

EINECS
207-766-7

分子式
C10H6O4

分子量
190.15

熔点
162-165°

形态
Crystalline powder

Beilstein
383882

安全信息

RTECS
LV0580000

TSCA

358195Fluorochem1,2-bis(furan-2-yl)ethane-1,2-dione>98.0%(GC)836元/1g;   2420元/5g;   咨询

基本信息

CAS Number492-94-4
MDL NumberMFCD00003241
Melting Point164℃

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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