L-(+)-Lactic acid L-(+)-乳酸

CAS 79-33-4 MFCD00064266

化学结构图

79-33-4
SMILES: CC(O)C(=O)O

化学属性

Mol. FormulaC3H6O3
Mol. Weight90.08
Density1.2
Refractive index1.4260 to 1.4310
Flash Point>110°(230°F)
TSCAYes
Melting Point53°C
Boiling Point125 °C at 760 mmHg
SolubilitySoluble in water (100 mg/ml), alcohol, acetone, and methanol. Insoluble in chloroform, petroleum, ether, and carbon disulfide.
Stability易吸潮
pH:A

别名和识别编码

Chemical NameL-(+)-Lactic acid
Synonym L-Lactic acid {LY} L-Lactic acid {} {LY} L-Lactic acid {} {} {LY} L-Lactic acid {} {} {} {LY} L-Lactic acid {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} L-Lactic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {
CAS Number79-33-4
PubChem Substance ID107689
EC Number201-196-2
Beilstein Registry Number1720251
MDL NumberMFCD00064266
Merck Number5337
Chemical Name TranslationL-(+)-乳酸
Reaxys-RN1720251
LabNetwork Molecule IDLN00199624
InChIInChI=1S/C3H6O3/c1-2(4)3(5)6/h2,4H,1H3,(H,5,6)/t2-/m0/s1
Canonical SMILESC[C@H](O)C(O)=O
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分类

  • Alphabetic, Analytical Standards, Analytical/Chromatography, Antibiotics, Antibiotics A to Z, Antibiotics G-M, Applications, Biochemicals and Reagents,
  • {SNA} Asymmetric Synthesis, Carbohydrates, Carboxylic Acids, Chemical Synthesis, Chiral Building Blocks,
  • {SNA} Asymmetric Synthesis,
  • {
  • {SNA} Buffer Con

产品应用

  • 产品具有纯天然、高纯度、热稳定性好,是天然的酸味剂、PH调节剂和防腐剂。
  • 98%高纯度L-(+)-乳酸是用来作为乳酸脱氢酶及乳酸氧化酶底物

相关文献及参考

  • Merck: 14,5337 Beilstein:3(4)633
  • Merck: 14,5337

安全信息

GHS Symbol
WGK Germany1
Hazard Codes C Xi,C Xi
Hazard statements
  • H290 May be corrosive to metals 可能腐蚀金属。
  • H315 Causes skin irritation 会刺激皮肤
  • H318 Causes serious eye damage 严重伤害眼睛
  • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RTECSOD2800000
Precautionary statements
  • P303+P361+P353+P310+P363
  • P390 Absorb spillage to prevent material damage. 吸收溢出物,防止重大损害。
  • P305+P351+P338+P310
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
  • P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适,呼叫解毒中心或医生/医师。
  • P301+P330+P331
  • P405 Store locked up. 上锁保管。
  • P234 Keep only in original container. 只保留在原来的容器中。
  • P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
  • P305+P351+P338
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
Signal word
Risk Statements
  • R36 Irritating to eyes 刺激眼睛
  • R34 Causes burns 会导致灼伤
  • R41 Risk of serious damage to eyes 有严重损伤眼睛的危险
  • R38 Irritating to skin 刺激皮肤
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
Safety Statements
  • S37/39 Wear suitable gloves and eye/face protection 穿戴适当的手套和眼睛/面保护;
  • S60 This material and its container must be disposed of as hazardous waste 该物质及其容器必须作为危险废物处置;
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
  • S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
  • S39 Wear eye/face protection 戴眼睛/面孔保护装置;
  • S36 Wear suitable protective clothing 穿戴适当的防护服;
  • S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时,立即求医(可能时出示标签);
Storage condition 2-8°C, sealed storage, away from moisture {LY} 2-8°C, sealed storage, away from moisture Hygroscopic {} {LY} 2-8°C, sealed storage, away from moisture {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away from moisture {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, sealed storage, away f
Packing GroupIII
Hazard Class8
UN Number 3261 3265
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 3194 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 62,203,1990

其他信息

  • 下游产品:甲醇 --> 精喹禾灵 --> 恶唑禾草灵 --> 乳酸钙 --> 卡草胺 --> L-乳酸钠 --> 乳酸钠 --> 乳酸锂盐
  • 外观性质:无色或淡黄色吸湿性固体或液体。
  • 用途二:产品具有纯天然、高纯度、热稳定性好,是天然的酸味剂、PH调节剂和防腐剂。本品重金属含量极低,是电镀行业优良的络合剂、缓冲剂。
  • 微酸性,有引湿性,水溶液显酸性反应。与水、乙醇或乙醚能任意混合,在氯仿中不溶。
  • TCI Shanghai:L-乳酸 L-Lactic Acid,>;85.0%(T)(79-33-4)
  • 用途一:主要用作食品的酸味剂和防腐剂,以及用于制造乳酸钙等药物
  • F:3-10
  • Acros Organics:α-羟基丙酸/L-乳酸 L(+)-Lactic acid, 90% solution in water(79-33-4)
  • Sigma Aldrich:79-33-4(sigmaaldrich)
  • 上游原料:淀粉
  • MOL 文件:79-33-4.mol
  • Alfa Aesar:L-无水乳酸,98% L-Lactic acid, anhydrous, 98%(79-33-4)
  • 比旋光度:-13.5 ° (c=2.5, 1.5N NaOH)
  • MSDS 信息:2-羟基丙酸(79-33-4).msds
  • L-乳酸价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 L0165 L-乳酸 L-Lactic Acid 500G 485元 2014/06/02 L0165 L-乳酸 L-Lactic Acid 25G 190元 2010/06/21 189870051 L-乳酸 L(+)-Lactic acid , 90% solution in water 5 LT 3285元
  • 敏感性:Hygroscopic

系列性分类


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