羟基乙酸
羟基乙酸用途
羟基乙酸名称
[ CAS 号 ]:
79-14-1
[ 中文名 ]:
羟基乙酸
[ 英文名 ]:
Glycolic acid
[中文别名 ]:
[英文别名 ]:
- Glycocide
- QV1Q
- CHC-22
- 2-Hydroxyethanoic acid
- Acetic acid, 2-hydroxy-
- GlyPure 99
- hydroxyacetic acid
- HOCH2COOH
- Glykolsure
- Glycol acid
羟基乙酸生物活性
[ 描述 ]:
[ 相关类别 ]:
[ 靶点 ]
Human Endogenous Metabolite
[体外研究]
[细胞实验]
[参考文献]
[相关活性小分子]
羟基乙酸物理化学性质
[ 密度 ]:
1.4±0.1 g/cm3
[ 沸点 ]:
265.6±13.0 °C at 760 mmHg
[ 熔点 ]:
75-80 °C(lit.)
[ 分子式 ]:
C2H4O3
[ 分子量 ]:
76.051
[ 闪点 ]:
128.7±16.3 °C
[ 精确质量 ]:
76.016045
[ PSA ]:
57.53000
[ LogP ]:
-1.05
[ 外观性状 ]:
淡黄色至琥珀色液体
[ 蒸汽压 ]:
0.0±1.2 mmHg at 25°C
[ 折射率 ]:
1.450
[ 储存条件 ]:
2-8°C
[ 稳定性 ]:
Stable. Incompatible with bases, oxidizing agents and reducing agents.
[ 水溶解性 ]:
SOLUBLE
羟基乙酸MSDS
羟基乙酸毒性和生态
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- MC5250000
- CHEMICAL NAME :
- Glycolic acid
- CAS REGISTRY NUMBER :
- 79-14-1
- BEILSTEIN REFERENCE NO. :
- 1209322
- LAST UPDATED :
- 199801
- DATA ITEMS CITED :
- 13
- MOLECULAR FORMULA :
- C2-H4-O3
- MOLECULAR WEIGHT :
- 76.06
- WISWESSER LINE NOTATION :
- QV1Q
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration into the eye
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- AJOPAA American Journal of Ophthalmology. (Ophthalmic Pub. Co., 435 N. Michigan Ave., Suite 1415, Chicago, IL 60611) Series 3: V.1- 1918- Volume(issue)/page/year: 29,1363,1946 ** ACUTE TOXICITY DATA **
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1950 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Gastrointestinal - other changes Kidney, Ureter, Bladder - other changes
- REFERENCE :
- JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 23,259,1941
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Mammal - cat
- DOSE/DURATION :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,656,1986
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 1920 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Gastrointestinal - other changes Kidney, Ureter, Bladder - other changes
- REFERENCE :
- JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 23,259,1941 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2480 gm/kg/35W-C
- TOXIC EFFECTS :
- Kidney, Ureter, Bladder - other changes Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
- REFERENCE :
- ABBIA4 Archives of Biochemistry and Biophysics. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.31- 1951- Volume(issue)/page/year: 84,183,1959
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2 gm/m3/6H/2W-I
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Lungs, Thorax, or Respiration - dyspnea Nutritional and Gross Metabolic - weight loss or decreased weight gain
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0546415 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 9 gm/kg
- SEX/DURATION :
- female 7-12 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Maternal Effects - other effects Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system
- REFERENCE :
- TJADAB Teratology, The International Journal of Abnormal Development. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968- Volume(issue)/page/year: 53,117,1996 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 35260 No. of Facilities: 2991 (estimated) No. of Industries: 27 No. of Occupations: 29 No. of Employees: 29291 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 35260 No. of Facilities: 5782 (estimated) No. of Industries: 64 No. of Occupations: 63 No. of Employees: 191563 (estimated) No. of Female Employees: 98538 (estimated)
羟基乙酸安全信息
[ 符号 ]:
GHS05, GHS07
[ 信号词 ]:
Danger
[ 危害声明 ]:
H314-H332
[ 警示性声明 ]:
P261-P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338
[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
[ 危害码 (欧洲) ]:
C:Corrosive
[ 风险声明 (欧洲) ]:
R22;R34
[ 安全声明 (欧洲) ]:
S26-S36/37/39-S45-S23
[ 危险品运输编码 ]:
UN 3265 8/PG 3
[ WGK德国 ]:
1
[ RTECS号 ]:
MC5250000
[ 包装等级 ]:
II
[ 危险类别 ]:
8
[ 海关编码 ]:
2918199090
羟基乙酸合成路线
羟基乙酸上下游产品
羟基乙酸上游产品
羟基乙酸下游产品
羟基乙酸制备
1.氯乙酸法氯乙酸在碱性条件下水解得粗品,然后经甲醇酯化得羟基乙酸甲酯,蒸馏后再水解即得成品。
2.高温高压法由甲醛、二氧化碳和水反应制得。
3.甲醛与氢氰酸于常压0~50℃下,在弱碱性或弱酸性条件下发生反应,所得氰基甲醇再于酸性条件下水解,控制反应温度大于90℃,反应结束后,采用萃取和结晶法进行提纯,即可得成品。
过程反应式:
4.氰化钠法以甲醛、氰化钠为原料,经加氰和酸性水解两步制得。
5.由氯乙酸与氢氢化钠反应,在硫酸作用下,用甲醇酯化,再水解,经减压蒸馏回收甲醇得到羟基乙酸成品。或者甲醛和一氧化碳在硫酸或三氟化硼等酸性催化剂存在下,缩合生成羟基乙酸。
6.将氯乙酸溶液加热至85℃,加入氢氧化钠溶液进行反应,维持温度95~98℃48H,之后,除去氯化
钠并减压浓缩得胶脂,再加热回流至胶脂完全溶于甲醇,蒸出剩余甲醇后,减压蒸馏得羟基乙酸乙酯,再进行水解,减压蒸馏至含量合格。
过程反应式为:
7. 烟草:FC,54;BU,26。
羟基乙酸海关
[ 海关编码 ]: 2918199090
[ 中文概述 ]:
HS: 2918199090. 其他含醇基但不含其他含氧基羧酸(包括其酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 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
[ Summary ]:
2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%
羟基乙酸文献
AAPS J. 17(1) , 256-67, (2015)
Carbohydrate functionalization of nanoparticles allows for targeting of C-type lectin receptors. This family of pattern recognition receptors expressed on innate immune cells, such as macrophages and ...
Physiology and pathophysiology of organic acids in cerebrospinal fluid.J. Inherit. Metab. Dis. 16(4) , 648-69, (1993)
Concentrations of organic acids in cerebrospinal fluid (CSF) appear to be directly dependent upon their rate of production in the brain. There is evidence that the net release of short-chain monocarbo...
HMDB: a knowledgebase for the human metabolome.Nucleic Acids Res. 37(Database issue) , D603-10, (2009)
The Human Metabolome Database (HMDB, http://www.hmdb.ca) is a richly annotated resource that is designed to address the broad needs of biochemists, clinical chemists, physicians, medical geneticists, ...
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产品详情:glycolate (hydroxyacetate)
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相关化合物
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