丙二酸钠

  • 基本信息
  • 制备方法及用途
  • 物化性质
  • 安全信息
  • 毒理性
  • MSDS
  • 海关数据
  • 结构与计算化学
  • 上游产品
  • 下游产品
  • 表征图谱

丙二酸钠 基本信息

中文名称:
丙二酸钠 
中文别名:
丙二酸钠盐一水合;
缩水苹果酸钠;
丙二酸二钠盐;
丙二酸钠;
丙二酸钠盐 
英文名称:
Propanedioic acid,sodium salt (1:2)
英文别名:
sodium malonate;
Sodium malonate;
MALONIC ACID DISODIUM SALT;
Malonic acid disodium salt monohydrate;
Malonic Acid Disodium Salt;
DisodiuM Malonate 
CAS No.:
141-95-7
分 子 式:

C3H4O4.2Na

分 子 量:
148.03
精确分子量:
147.97500
PSA:
80.26000
MDL:
MFCD00002708
EINECS:
205-514-0
BRN:
3917013
InChI:
InChI=1/C3H4O4.Na/c4-2(5)1-3(6)7;/h1H2,(H,4,5)(H,6,7);/q;+1/p-1
危险品标志:

 

风险术语:

 

安全术语:

S22;S24/25

分子结构式:
SDS:
查看

丙二酸钠 制备方法及用途

制备方法

1.可由丙二酸与氢氧化钠溶液中和而得。 2.工业生产常将氯乙酸与氰化钠反应,生成氰乙酸,然后再经液碱作用得到丙二酸钠。将氯乙酸溶解于水中,在15℃以下用饱和碳酸钠溶液中和至pH7.0,然后于45℃加入氰化钠溶液,于105-110℃反应30min,加入45-55%氢氧化钠,在100-105℃反应1.5h,溶液浓缩干燥得丙二酸钠。

合成制备方法

1.可由丙二酸与氢氧化钠溶液中和而得。

2.工业生产常将氯乙酸与氰化钠反应,生成氰乙酸,然后再经液碱作用得到丙二酸钠。将氯乙酸溶解于水中,在15℃以下用饱和碳酸钠溶液中和至pH7.0,然后于45℃加入氰化钠溶液,于105-110℃反应30min,加入45-55%氢氧化钠,在100-105℃反应1.5h,溶液浓缩干燥得丙二酸钠。

 

用途简介

医药、染料和香料的原料。丙二酸钠与丁醇酯化得到丙二酸二丁酯,用于生产磺胺-6-甲氧嘧啶;与乙醇酯化得到丙二酸二乙酯,用于生产催眠药巴比妥;也用于生产增效联磺。用于有机合成。

用途

1.医药、染料和香料的原料。丙二酸钠与丁醇酯化得到丙二酸二丁酯,用于生产磺胺-6-甲氧嘧啶;与乙醇酯化得到丙二酸二乙酯,用于生产催眠药巴比妥;也用于生产增效联磺。

2.用于有机合成。

丙二酸钠 物化性质

外观与性状:
白色结晶粉末
密度:
1.546g/cm3
沸点:
386.8ºC at 760mmHg
闪点:
201.9ºC
存储条件/存储方法:

密封保存。采用塑料袋,外加编织袋包装。按一般化学品规定贮运。

稳定性相关:

1.常温常压下稳定。

2.本品低毒。大鼠腹腔注射LD501100mg/kg,家兔皮下注射最低致死量1584mg/kg。
 

其它信息:

一、物性数据

1.       性状:白色晶体

    2.  溶解性:可溶于水,不溶于醇、醚和苯

丙二酸钠 安全信息

海关代码:
2917190090
WGK_Germany:
3
德国有关水污染物质的分类清单
安全说明:
S22-S24/25
RTECS号:
OO1750000
安全标志:
S22:不要吸入粉尘。
S24/25:防止皮肤和眼睛接触。

丙二酸钠 毒理性

CHEMICAL IDENTIFICATION

RTECS NUMBER :
OO1750000
CHEMICAL NAME :
Malonic acid, sodium salt
CAS REGISTRY NUMBER :
141-95-7
LAST UPDATED :
199712
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C3-H2-O4.2Na
MOLECULAR WEIGHT :
148.03
WISWESSER LINE NOTATION :
QV1VQ &-NA-

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JPPMAB Journal of Pharmacy and Pharmacology. (Pharmaceutical Soc. of Great Britain, 1 Lambeth High St., London SEI 7JN, UK) V.1- 1949- Volume(issue)/page/year: 17,814,1965
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1550 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Cardiac - other changes Lungs, Thorax, or Respiration - other changes
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 79,461,1949
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2100 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Cardiac - other changes Lungs, Thorax, or Respiration - other changes
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 79,461,1949
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
1584 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Endocrine - hyperglycemia
REFERENCE :
JBCHA3 Journal of Biological Chemistry. (428 E. Preston St., Baltimore, MD 21202) V.1- 1905- Volume(issue)/page/year: 161,55,1945
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
660 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Cardiac - other changes Lungs, Thorax, or Respiration - other changes
REFERENCE :
AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 79,461,1949
毒理学数据:

二、毒理学数据:

1、急性毒性:大鼠腹腔LD50:1100 mg/kg;

             小鼠腹腔LD50:1550 mg/kg

            小鼠静脉LD50:2100 mg/kg;

兔子皮下LDLo:1584 mg/kg

            兔子静脉LD50:660 mg/kg。

生态数据:

三、生态学数据:

通常对水是不危害的,若无政府许可,勿将材料排入周围环境。

丙二酸钠 MSDS

Name: Sodium Malonate Material Safety Data Sheet
Synonym: Disodium Malonate; Propanedioic Acid, Disodium Sal
CAS: 141-95-7
Section 1 - Chemical Product   MSDS Name:Sodium Malonate Material Safety Data Sheet
Synonym:Disodium Malonate; Propanedioic Acid, Disodium Sal

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
141-95-7 Sodium Malonate ca 100 205-514-0
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
May cause eye irritation. The toxicological properties of this material have not been fully investigated.
Skin:
May cause skin irritation. The toxicological properties of this material have not been fully investigated.
Ingestion:
May cause irritation of the digestive tract. May cause cardiac disturbances. The toxicological properties of this substance have not been fully investigated.
Inhalation:
May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
Chronic:
May cause digestive tract and cardiac disturbances.

Section 4 - FIRST AID MEASURES
  Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. Wash clothing before reuse.
Ingestion:
Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
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. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Extinguishing Media:
Use agent most appropriate to extinguish fire. Use water spray, dry chemical, carbon dioxide, or appropriate foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
  General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions.
Provide ventilation.

Section 7 - HANDLING and STORAGE
  Handling:
Wash thoroughly after handling. Use with adequate ventilation.
Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing.
Avoid contact with skin and eyes. Keep container tightly closed.
Avoid ingestion and inhalation. Use only in a chemical fume hood.
Storage:
Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 141-95-7: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Powder
Color: white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 966 deg C
Autoignition Temperature: Not applicable.
Flash Point: Not applicable.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: Not available.
Solubility in water: soluble in water
Specific Gravity/Density: Not available.
Molecular Formula: CH2(COONa)2
Molecular Weight: 147.9912

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, dust generation, excess heat.
Incompatibilities with Other Materials:
Oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide, toxic fumes of sodium oxide.
Hazardous Polymerization: Has not been reported.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 141-95-7: OO1750000 LD50/LC50:
Not available.
Carcinogenicity:
Sodium Malonate - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.

Section 12 - ECOLOGICAL INFORMATION
 

Section 13 - DISPOSAL CONSIDERATIONS
  Products which are considered hazardous for supply are classified as Special Waste and the disposal of such chemicals is covered by regulations which may vary according to location. Contact a specialist disposal company or the local waste regulator for advice. Empty containers must be decontaminated before returning for recycling.

Section 14 - TRANSPORT INFORMATION
 
IATA
No information available.
IMO
No information available.
RID/ADR
No information available.

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
S 28A After contact with skin, wash immediately with
plenty of water.
S 37 Wear suitable gloves.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 141-95-7: No information available.
Canada
CAS# 141-95-7 is listed on Canada's DSL List.
CAS# 141-95-7 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 141-95-7 is listed on the TSCA inventory.


SECTION 16 - ADDITIONAL INFORMATION
N/A

丙二酸钠 海关数据

中国海关编码:2917190090

概述:
2917190090 其他无环多元羧酸. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0%
申报要素:
品名, 成分含量, 用途, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分
摘要/Summary:
2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

丙二酸钠 分子结构与计算化学数据

计算化学数据

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:0

3.氢键受体数量:4

4.可旋转化学键数量:0

5.互变异构体数量:无

6.拓扑分子极性表面积80.3

7.重原子数量:9

8.表面电荷:0

9.复杂度:72.1

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:3

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