L-乳酸钙

L-乳酸钙 基本信息
CAS号 5743-47-5 分子式 C6H20CaO11
分子量 308.29400 精确质量  308.06300
PSA  166.87000 LogP  -4.08730

等价的CAS号:

5743-47-5,41372-22-9,63690-56-2,69843-88-5,80029-39-6,139061-06-6

基本信息 展开↓

CAS号:
5743-47-5
3D弹球模型:
立即前往扯扯看
分子式:
C6H20CaO11
分子量:
308.29400
中文名称:
L-乳酸钙
英文名称:
L-Calcium lactate
中文别名:
L-乳酸钙;
乳酸钙(五水)
英文别名:
L-Calcium lactate;
calcium,2-hydroxypropanoate,pentahydrate
精确分子量/精确质量:
308.06300
极性分子表面积/PSA:
166.87000
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:
MFCD00150987
EINECS:
248-953-3
PubChem:
24852703
BRN:
4923285
InChI:
The Key: FDCKQJXYCCFYBJ-UHFFFAOYSA-M

生产制备方法及用途展开↓

制备方法


以淀粉、糖质原料接种乳酸杆菌发酵直接提取制得的以及乳酸与氢氧化钙(或碳酸钙)合成制得食品添加剂乳酸钙。

合成制备方法


以淀粉、糖质原料接种乳酸杆菌发酵直接提取制得的以及乳酸与氢氧化钙(或碳酸钙)合成制得食品添加剂乳酸钙。

用途简介


本品具有溶解度高、溶解速度快、生物利用率高、口感好,是优良的钙源,广泛应用于农产品及农业,乳酸钙用于鱼类和禽类养殖增加钙质,可增加牛奶产量,降低鸡蛋破壳率,促进幼畜生长。

用途


1.以淀粉为原料经天然发酵制成。

2.钙营养强化剂。含钙高、易吸收、安全性好、适用范围广。还可作为稳定剂、缓冲剂、面团调节剂,提高食品质量,用于防止水果和蔬菜的褪色等。

物化性质展开↓

外观与性状:
白色粉末
熔点:
240 °C
沸点:
227.6ºC at 760 mmHg
闪点:
109.9ºC
水溶解性:
soluble
存储条件/存储方法:

密封储存,储存于阴凉、干燥的库房。冷藏温度4ºC。

稳定性相关:

常温常压下稳定。

其它信息:

1.      性状:白色结晶性粉末

2.      密度(g/mL,25℃):未确定

3.      相对蒸汽密度(g/mL,空气=1):未确定

4.      熔点(ºC):240

5.      沸点(ºC,常压):未确定

6.      沸点(ºC,0.07mmHg):未确定

7.      折射率(n20/D):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(mmHg,20ºC):未确定

12.   饱和蒸气压(kPa,25ºC):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,不溶于乙醇

安全信息展开↓

WGK_Germany:
3
德国有关水污染物质的分类清单
安全说明:
24/25

MSDS 展开↓

Name: Calcium L-lactate pentahydrate Material Safety Data Sheet
Synonym: (S)-2-Hydroxypropanioc acid calcium salt pentahydrate; Lactic acid calcium salt pentahydrate
CAS: 5743-47-5
Section 1 - Chemical Product   MSDS Name:Calcium L-lactate pentahydrate Material Safety Data Sheet
Synonym:(S)-2-Hydroxypropanioc acid calcium salt pentahydrate; Lactic acid calcium salt pentahydrate

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
5743-47-5 Calcium lactate, pentahydrate >98 unlisted
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Not available.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. Low hazard for usual industrial handling.
Ingestion:
Ingestion of large amounts may cause gastrointestinal irritation.
Inhalation:
May cause respiratory tract irritation. Low hazard for usual industrial handling.
Chronic:
No information found.

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.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Get medical aid.
Inhalation:
Remove from exposure and move to fresh air immediately. 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. Use water spray to keep fire-exposed containers cool. This material in sufficient quantity and reduced particle size is capable of creating a dust explosion. Runoff from fire control or dilution water may cause pollution.
Extinguishing Media:
For small fires, use water spray, dry chemical, carbon dioxide or chemical 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:
Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
Storage:
Store in a cool, dry place. Keep from contact with oxidizing materials.

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# 5743-47-5: 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 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: Solid
Color: white
Odor: No odor.
pH: Not available.
Vapor Pressure: Negligible.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 240 deg C
Autoignition Temperature: Not applicable.
Flash Point: Not applicable.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: 9 g/100ml in water (25 c)
Specific Gravity/Density:
Molecular Formula: C6H10O6Ca.5H2O
Molecular Weight: 308.29

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable at room temperature in closed containers under normal storage and handling conditions.
Conditions to Avoid:
Dust generation, excess heat.
Incompatibilities with Other Materials:
Strong oxidizers.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide, calcium oxide.
Hazardous Polymerization: Has not been reported.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 5743-47-5 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Calcium lactate, pentahydrate - 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: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 5743-47-5: 0
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 5743-47-5 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 5743-47-5 is not on the TSCA Inventory because it is a hydrate.
It is considered to be listed if the CAS number for the anhydrous form
is on the inventory (40CFR720.3(u)(2)).


SECTION 16 - ADDITIONAL INFORMATION
N/A

分子结构与计算化学数据展开↓

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:7

3.氢键受体数量:11

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126

7.重原子数量:18

8.表面电荷:0

9.复杂度:53.5

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:2

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:8

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