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3-甲硫基丙醛

3-甲硫基丙醛用途

医药蛋氨酸的中间体，用于配制食用香精。产品质量：含量≥95%～98%。

3-甲硫基丙醛名称

[ CAS 号 ]:
3268-49-3

[ 中文名 ]:
3-甲硫基丙醛

[ 英文名 ]:
Methional

[中文别名 ]:

[英文别名 ]:

3-Methylthiopropana
Propanal, 3-(methylthio)-
Propionaldehyde, 3- (methylthio)-
Propanal, 3- (methylthio)-
4-Thiapentanal
3-(Methylthio)propionaldehyde
3-(Methylthio)propanal
3-methylsulfanyl-propionaldehyde
EINECS 221-882-5
3-(Methylsulfanyl)propanal

3-甲硫基丙醛物理化学性质

[ 密度 ]:
1.0±0.1 g/cm3

[ 沸点 ]:
168.2±23.0 °C at 760 mmHg

[ 熔点 ]:
-68°C

[ 分子式 ]:
C₄H₈OS

[ 分子量 ]:
104.171

[ 闪点 ]:
61.1±0.0 °C

[ 精确质量 ]:
104.029587

[ PSA ]:
42.37000

[ LogP ]:
0.71

[ 外观性状 ]:
无色至琥珀色液体,带有一种极其恶臭的和持久的气味

[ 蒸汽密度 ]:
>1 (vs air)

[ 蒸汽压 ]:
1.6±0.3 mmHg at 25°C

[ 折射率 ]:
1.456

[ 储存条件 ]:
库房通风低温干燥,与食品、氧化剂分开储运

3-甲硫基丙醛MSDS

3-甲硫基丙醛毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UE2285000

CHEMICAL NAME :: Propionaldehyde, 3-(methylthio)-

CAS REGISTRY NUMBER :: 3268-49-3

BEILSTEIN REFERENCE NO. :: 1739289

LAST UPDATED :: 199712

DATA ITEMS CITED :: 10

MOLECULAR FORMULA :: C4-H8-O-S

MOLECULAR WEIGHT :: 104.18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0546239 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 700 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - muscle weakness Gastrointestinal - alteration in gastric secretion

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0546239

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 5820 mg/m3/4H

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

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 49(1),85,1984

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 1620 mg/kg

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

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 49(1),85,1984

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 5400 mg/m3/2H

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

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 49(1),85,1984

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 2500 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - excitement Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0534366 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83834 No. of Facilities: 21 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 207 (estimated)

3-甲硫基丙醛安全信息

[ 符号 ]:

GHS05, GHS06

[ 信号词 ]:
Danger

[ 危害声明 ]:
H302 + H332-H311-H315-H317-H318-H412

[ 警示性声明 ]:
P261-P273-P280-P302 + P352 + P312-P305 + P351 + P338 + P310

[ 个人防护装备 ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
Xn:Harmful;

[ 风险声明 (欧洲) ]:
R20;R36/37/38

[ 安全声明 (欧洲) ]:
S26-S36/37/39-S45-S37/39

[ 危险品运输编码 ]:
UN 2785 6.1/PG 3

[ WGK德国 ]:
1

[ RTECS号 ]:
UE2285000

[ 包装等级 ]:
III

[ 危险类别 ]:
6.1(b)

[ 海关编码 ]:
29309070

3-甲硫基丙醛合成路线

3-甲硫基丙醛上下游产品

3-甲硫基丙醛上游产品

3-甲硫基丙醛下游产品

3-甲硫基丙醛制备

丙烯醛与甲硫醇经加成反应而得。将丙烯醛和甲酸加入反应锅中，搅拌下加入乙酸酮，加热至30-40℃，通入经冷却；酸洗脱水的甲硫醇，至反应液相对密度达到1.060-1.074（20℃），即得3-甲硫基丙醛

3-甲硫基丙醛海关

[ 海关编码 ]: 2930909090

[ 中文概述 ]:
2930909090. 其他有机硫化合物. 增值税率:17.0%. 退税率:13.0%. 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 ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

3-甲硫基丙醛文献

Olfactometry Profiles and Quantitation of Volatile Sulfur Compounds of Swiss Tilsit Cheeses.

J. Agric. Food Chem. 63 , 7511-21, (2015)

To establish the odor profiles of three differently fabricated commercial Swiss Tilsit cheeses, analyses were conducted using headspace solid-phase microextraction gas chromatography-mass spectrometry...

Comparison of Aroma-Active Volatiles in Oolong Tea Infusions Using GC-Olfactometry, GC-FPD, and GC-MS.

J. Agric. Food Chem. 63 , 7499-510, (2015)

The aroma profile of oolong tea infusions (Dongdingwulong, DDWL; Tieguanyin, TGY; Dahongpao, DHP) were investigated in this study. Gas chromatography-olfactometry (GC-O) with the method of aroma inten...

2-Methyl-3-furanthiol and methional are possible off-flavors in stored orange juice: aroma-similarity, NIF/SNIF GC-O, and GC analyses.

J. Agric. Food Chem. 49(11) , 5425-32, (2001)

The occurrence of methional in fresh orange juice, and possible occurrence of beta-damascenone in heated orange juice, has been previously suggested. Here we report on the occurrence of 2-methyl-3-fur...

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