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2,3-丁二醇

2,3-丁二醇用途

2,3-Butanediol 是一种来源于自然资源的生物转化的丁二醇。

2,3-丁二醇名称

[ CAS 号 ]:
513-85-9

[ 中文名 ]:
2,3-丁二醇

[ 英文名 ]:
(2R,3R)-(-)-2,3-Butanediol

[中文别名 ]:

[英文别名 ]:

D-Butane-2,3-diol
2,3-dihydroxybutane
(R,R)-(-)-2,3-Butanediol
(-)-2,3-Butanediol
(R,R)-(-)-butane-2,3-diol
(2R,3R)-(−)-2,3-Butanediol
butane-2R,3R-diol
2,3-BUTANEDIOL, (-)-
2,3-Butanediol
2,3-Butanediol, (2R,3R)-

2,3-丁二醇生物活性

[ 描述 ]:

2,3-Butanediol 是一种来源于自然资源的生物转化的丁二醇。

[ 相关类别 ]:

研究领域 >> 其他

[参考文献]

[1]. Zhang L, et al. Mechanism of 2,3-butanediol stereoisomers formation in a newly isolated Serratia sp. T241. Sci Rep. 2016 Jan 12;6:19257.

2,3-丁二醇物理化学性质

[ 密度 ]:
1.0±0.1 g/cm3

[ 沸点 ]:
180.7±0.0 °C at 760 mmHg

[ 熔点 ]:
25 °C(lit.)

[ 分子式 ]:
C₄H₁₀O₂

[ 分子量 ]:
90.121

[ 闪点 ]:
85.0±0.0 °C

[ 精确质量 ]:
90.068077

[ PSA ]:
40.46000

[ LogP ]:
-0.99

[ 外观性状 ]:
透明无色液体

[ 蒸汽压 ]:
0.3±0.7 mmHg at 25°C

[ 折射率 ]:
1.435

[ 储存条件 ]:
库房通风低温干燥

[ 稳定性 ]:
Stable. Combustible. Incompatible with strong oxidizing agents, acid anhydrides, acid chlorides, chloroformates, reducing agents.

[ 水溶解性 ]:
SOLUBLE

2,3-丁二醇MSDS

2,3-丁二醇毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EK0532000

CHEMICAL NAME :: 2,3-Butanediol

CAS REGISTRY NUMBER :: 513-85-9

BEILSTEIN REFERENCE NO. :: 0969165

LAST UPDATED :: 199710

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C4-H10-O2

MOLECULAR WEIGHT :: 90.14

WISWESSER LINE NOTATION :: QY1&YQ1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 6075 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 49,385,1979 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2438 No. of Facilities: 11 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 726 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2438 No. of Facilities: 6 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 44 (estimated) No. of Female Employees: 32 (estimated)

2,3-丁二醇安全信息

[ 个人防护装备 ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ 危害码 (欧洲) ]:
Xi

[ 安全声明 (欧洲) ]:
S24/25

[ 危险品运输编码 ]:
NONH for all modes of transport

[ WGK德国 ]:
1

[ RTECS号 ]:
EK0532000

[ 海关编码 ]:
29053980

2,3-丁二醇合成路线

2,3-丁二醇上下游产品

2,3-丁二醇上游产品

2,3-丁二醇下游产品

2,3-丁二醇制备

1. 以糖类、糖蜜、麦芽浆或醇母液等为原料，经生物发酵法制得。在糖类发酵制酒精进而制醋时，其中副产乙醛也可在酵母菌作用下生成2,3-丁二醇。

2. 2,3-丁二醇用硫酸作催化剂，在140-150℃与乙酸反应2h，生成2,3-丁二醇二乙酸酯可加到奶油中，也可作为吸湿剂、增塑剂和偶联剂。2,3-丁二醇也用作溶剂和合成树脂的原料。

3. 烟草：FC，9。

2,3-丁二醇海关

[ 海关编码 ]: 2905399090

[ 中文概述 ]:
2905399090 其他二元醇。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 包装

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验

[ Summary ]:
2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

2,3-丁二醇文献

Analysis of eight glycols in serum using LC-ESI-MS-MS.

J. Anal. Toxicol. 38(9) , 676-80, (2014)

A liquid chromatography coupled with electrospray tandem mass spectrometry method was developed for the analysis of ethylene glycol, diethylene glycol, triethylene glycol, 1,4-butanediol, 1,2-butanedi...

Transcriptional responses to sucrose mimic the plant-associated life style of the plant growth promoting endophyte Enterobacter sp. 638.

PLoS ONE 10(1) , e0115455, (2015)

Growth in sucrose medium was previously found to trigger the expression of functions involved in the plant associated life style of the endophytic bacterium Enterobacter sp. 638. Therefore, comparativ...

Comprehensive utilization of glycerol from sugarcane bagasse pretreatment to fermentation.

Bioresour. Technol. 196 , 194-9, (2015)

In this study, the effects of glycerol pretreatment on subsequent glycerol fermentation and biomass fast pyrolysis were investigated. The liquid fraction from the pretreatment process was evaluated to...

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