1-萘磺酸

1-萘磺酸 基本信息
CAS号 85-47-2 分子式 C10H8O3S
分子量 208.23400 精确质量  208.01900
PSA  62.75000 LogP  3.16730

基本信息 展开↓

CAS号:
85-47-2
3D弹球模型:
立即前往扯扯看
分子式:
C10H8O3S
分子量:
208.23400
中文名称:
1-萘磺酸
英文名称:
naphthalene-1-sulfonic acid
中文别名:
1-萘磺酸;
萘-1-磺酸;
α-萘磺酸
英文别名:
naphthalene-1-sulfonic acid;
1-naphthalene sulfonic acid;
a-Naphthalenesulfonic acid;
Naphthalene-1-sulphonic acid;
1-Naphthyl sulfonic acid;
1-Sulfonaphthalene;
SULFONATED NAPHTHALENE;
1-naphthalenesulphonic acid;
1-Naphthalenesulfonic acid;
HT 907
精确分子量/精确质量:
208.01900
极性分子表面积/PSA:
62.75000
油水分配系数/LogP:

LogP值指的是某物质在正辛醇/水两相体系中的分配系数的对数值,反映了物质在油水两相中的分配情况。其中、LogP值越大,说明该物质越亲油;反之,LogP值越小,则说明该物质越亲水。
贝尔斯坦号/MDL:
MFCD00003987
EINECS:
201-610-1
PubChem:
24851215
InChI:
InChI=1/C25H32N4O6/c26-14-19-13-23(34-12-11-33-16-18-1-2-18)7-8-24(19)35-17-22(31)15-27-9-10-28-25(32)29-20-3-5-21(30)6-4-20/h3-8,13,18,22,27,30-31H,1-2,9-12,15-17H2,(H2,28,29,32)

生产制备方法及用途展开↓

制备方法


由萘经氯磺酸磺化而得。磺化反应以邻硝基乙苯作溶剂,将萘、氯磺酸和邻硝基乙苯按摩尔比1:1.1:3配合,在0-5℃进行磺化反应,得纯度为97%的1-萘磺酸。如果采用98%的硫酸作磺化剂,反应温度为0-40℃,得到的磺化物含1-萘磺酸83-85%,2-萘磺酸15-17%,加入镁盐或钠盐,可将析出的2-萘磺酸的镁盐或钠盐滤除。含游离1-萘磺酸的滤液经浓缩、冷却、结晶、过滤、水洗、干燥而得成品。

合成制备方法


由萘经氯磺酸磺化而得。磺化反应以邻硝基乙苯作溶剂,将萘、氯磺酸和邻硝基乙苯按摩尔比11.13配合,在0-5℃进行磺化反应,得纯度为97%1-萘磺酸。如果采用98%的硫酸作磺化剂,反应温度为0-40℃,得到的磺化物含1-萘磺酸83-85%2-萘磺酸15-17%,加入镁盐或钠盐,可将析出的2-萘磺酸的镁盐或钠盐滤除。含游离1-萘磺酸的滤液经浓缩、冷却、结晶、过滤、水洗、干燥而得成品。

用途简介


用于制造1-萘酚、1-萘酚磺酸、1-萘胺磺酸等中间体。

用途


用于制造1-萘酚、1-萘酚磺酸、1-萘胺磺酸等中间体。

物化性质展开↓

外观与性状:
灰色细结晶粉末
密度:
1.423 g/cm3
熔点:
77-79 °C(lit.)
沸点:
392ºC
闪点:
380.2ºC
水溶解性:
freely soluble
折射率:
1.616
存储条件/存储方法:

密封于阴凉干燥处保存。

稳定性相关:

棱柱状白色结晶,从稀盐酸中重结晶含2分子结晶水。熔点90℃(水合物),139-140℃(无水物)。易溶于水和乙醇,微溶于乙醚。

其它信息:

1.     性状:棱柱状白色结晶,从稀盐酸中重结晶含2分子结晶水

2.     密度(g/mL,25/4℃):未确定

3.     相对蒸汽密度(g/mL,空气=1):未确定

4.     熔点(ºC):90℃(水合物),139-140℃(无水物)。

5.     沸点(ºC,常压):未确定

6.     沸点(ºC,5.2kPa):未确定

7.     折射率:未确定

8.     闪点(ºC):未确定

9.     比旋光度(º):未确定

10.   自燃点或引燃温度(ºC):未确定

11.   蒸气压(kPa,25ºC):未确定

12.   饱和蒸气压(kPa,60ºC):未确定

13.   燃烧热(KJ/mol):未确定

14.   临界温度(ºC):未确定

15.   临界压力(KPa):未确定

16.   油水(辛醇/水)分配系数的对数值:未确定

17.   爆炸上限(%,V/V):未确定

18.   爆炸下限(%,V/V):未确定

19.   溶解性:易溶于水和乙醇,微溶于乙醚

 

安全信息展开↓

包装等级:
III
风险类别:
8
海关代码:
29041000
WGK_Germany:
1
德国有关水污染物质的分类清单
危险类别码:
R34
安全说明:
S26-S36/37/39-S45-S28A
安全标志:
S26:万一接触眼睛,立即使用大量清水冲洗并送医诊治。
S45:出现意外或者感到不适,立刻到医生那里寻求帮助(最好带去产品容器标签)。
:
危险标志:
C:Corrosive;

合成路线查看所有的合成路线

  • 85-46-1

    1-萘磺酰氯

  • ~85%

  • 85-47-2

    1-萘磺酸

  • 91-20-3

  • ~69%

  • 120-18-3

    2-萘磺酸

  • +

  • 85-47-2

    1-萘磺酸

  • 91-20-3

  • ~58%

  • 85-47-2

    1-萘磺酸

化学图谱

  1. 萘-1-磺酸红外图谱(IR1)

  2. 萘-1-磺酸红外图谱(IR2)

  3. 萘-1-磺酸核磁图(1HNMR)

  4. 萘-1-磺酸核磁图(13CNMR)

上一页 1/4 下一页

MSDS 展开↓

Name: 1-Naphthalenesulfonic acid dihydrate 94% (titr.) Material Safety Data Sheet
Synonym:
CAS: 85-47-2
Section 1 - Chemical Product   MSDS Name:1-Naphthalenesulfonic acid dihydrate 94% (titr.) Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
85-47-2 1-Naphthalenesulfonic acid, tech., 70% 201-610-1
Hazard Symbols: C
Risk Phrases: 34

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Causes burns.
Potential Health Effects
Eye:
Contact with eyes may cause severe irritation, and possible eye burns.
Skin:
May cause severe irritation and possible burns.
Ingestion:
Not available.
Inhalation:
May cause severe irritation of the respiratory tract with sore throat, coughing, shortness of breath and delayed lung edema. Causes chemical burns to the respiratory tract.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
  Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids.
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
Inhalation:
Remove from exposure and move to fresh air immediately.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
  General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Not available.

Section 6 - ACCIDENTAL RELEASE MEASURES
  General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Sweep up, then place into a suitable container for disposal.

Section 7 - HANDLING and STORAGE
  Handling:
Not available.
Storage:
Not available.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Use adequate general or local exhaust ventilation to keep airborne concentrations below the permissible exposure limits.
Exposure Limits CAS# 85-47-2: Personal Protective Equipment Eyes: Wear safety glasses and chemical goggles if splashing is possible.
Skin:
Wear appropriate protective gloves and clothing to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to minimize contact with skin.
Respirators:
Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Crystalline powder
Color: gray, fine
Odor: none reported
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 70-80 C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: Not available.
Solubility in water: freely soluble in water
Specific Gravity/Density:
Molecular Formula: C10H8O3S.2H2O
Molecular Weight: 244.27

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Not available.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, oxides of sulfur, carbon dioxide.
Hazardous Polymerization: Has not been reported.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 85-47-2 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
1-Naphthalenesulfonic acid, tech., 70% - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION
 

Section 13 - DISPOSAL CONSIDERATIONS
  Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION
 
IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: C
Risk Phrases:
R 34 Causes burns.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 28A After contact with skin, wash immediately with
plenty of water.
WGK (Water Danger/Protection)
CAS# 85-47-2: No information available.
Canada
CAS# 85-47-2 is listed on Canada's DSL List.
CAS# 85-47-2 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 85-47-2 is listed on the TSCA inventory.


SECTION 16 - ADDITIONAL INFORMATION
N/A

分子结构与计算化学数据展开↓

分子结构数据


1、   摩尔折射率:54.65

2、   摩尔体积(m3/mol):146.3

3、   等张比容(90.2K):405.1

4、   表面张力(dyne/cm):58.7

5、   极化率10-24cm3):21.66

计算化学数据


1、  疏水参数计算参考值(XlogP):1.9

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:1

5、  拓扑分子极性表面积(TPSA):54.4

6、  重原子数量:14

7、  表面电荷:0

8、  复杂度:291

9、  同位素原子数量:0

10、 确定原子立构中心数量:0

11、 不确定原子立构中心数量:0

12、 确定化学键立构中心数量:0

13、 不确定化学键立构中心数量:0

14、 共价键单元数量:1

上下游相关产品

上游产品

更多
  • 91-20-3

  • 85-46-1

    1-萘磺酰氯

  • 130-14-3

    CAS号:130-14-3

  • 15980-15-1

    1,4-噻烷

  • 607-33-0

    naphthalene-1-sulfinic acid

下游产品

更多
  • 120-18-3

    2-萘磺酸

  • 92-41-1

    2,7-二磺酸萘

  • 90-14-2

    1-碘萘

  • 90-13-1

    α-氯代萘

  • 529-36-2

    1-奈硫酚

立即下载安装“化学加”APP
专业、功能强大,随时调用更加方便