CAS 63-68-3; L-甲硫氨酸; γ-methylthio-α-aminobutyric acid

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基本信息

货号

品牌

产品名称

规格

包装、参考价格

详情

L812760

MACKLIN

L-甲硫氨酸

99%

30元/25g; 50元/100g; 152元/500g; 580元/2.5kg; 1718元/12X500g;

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储存：室温
状态：白色到浅黄色粉末

M6246

MACKLIN

L-蛋氨酸（甲硫氨酸）

99%生物技术级

42元/25g; 108元/100g; 340元/500g; 1068元/2.5kg;

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储存：室温
状态：白色到浅黄色粉末

M0099

TCI

L-Methionine

>99.0%(T)(HPLC)

200元/25G; 395元/100G; 1145元/500G;

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基本信息

纯度/分析方法	>99.0%(T)(HPLC)
分子式/分子量	C₅H₁₁NO₂S = 149.21
外观与形状(20℃)	固体
Reaxys-RN	1722294
PubChem物质ID	87572206
SDBS (AIST Spectral DB)	1107
Merck Index (14)	5975
MDL编号	MFCD00063097

技术规格

Appearance	White powder to crystal
Purity(HPLC)	min. 99.0 area%
Purity(Nonaqueous Titration)	min. 99.0 %
Specific rotation [a]20/D	+23.7 to +24.7 deg(C=8, HCl(1+1))(after drying)
Solubility in Water	almost transparency

物性(参考值)

熔点	284 ℃(dec.)
比旋光度 [α]D	24° (C=8,HCl (1+1))

安全信息

图形或危害标志
信号词	警告
危险性说明	H302 : 吞咽有害。
防范说明	P501 : 将内装物/容器送到批准的废物处理厂处理。 P270 : 使用本产品时不要进食、饮水或吸烟。 P264 : 作业后彻底清洗皮肤。 P301 + P312 + P330 : 如误吞咽：如感觉不适，呼叫急救中心/医生。漱口。

相关法规

RTECS#

PD0457000

283889

J&K

L-Methionine

99%

60元/5G; 71元/25G; 128元/100G; 512元/500G;

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基本信息

分子式	C₅H₁₁NO₂S
分子量	149.21
熔点	284
比旋光度([α]20D)	22.4° to 24.7° (C=2, 6 M HCl)
MDL编码	MFCD00063097
Beilstein	1722294
Merck	14,5975
EINECS 编号	200-562-9

应用

L-甲硫氨酸已用于氯胺测定和丙二醛测定。它也被用作蛋氨酸测定的标准。

生化/生理作用

L-甲硫氨酸用作转甲基化和转硫化的前体。甲硫氨酸腺苷酸化导致 S-腺苷-L-甲硫氨酸（SAM）的形成。SAM 用作许多物质的甲基供体。该甲基化与免疫系统功能显着相关。因此，SAM 缺乏导致严重的联合免疫缺陷。已知 L-甲硫氨酸的代谢产物谷胱甘肽可调节免疫反应，并具有抗病毒作用。

安全信息

防范说明	P262
WGK	1
RTECS	PD0457000
TSCA	是

A10318

Alfa Aesar

L-Methionine

98+%

702元/100g; 2861元/500g; 11429元/2500g;

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应用
L-Methionine is used as an essential amino acid for human development and therapeutically acts as an antidote for acetaminophen poisoning. It serves as a chelating agent for heavy metals, as a flavoring agent and nutritional supplement for foods. It acts as a feed additive, vegetable oil enrichment and as a single cell protein. In addition to this, it is used as a hepatoprotectant and also acts as a lipotropic agent and prevents excess fat buildup in the liver.

备注
Incompatible with strong oxidizing agents.

基本信息

MDL
MFCD00063097

EINECS
200-562-9

分子式
C₅H₁₁NO₂S

分子量
149.21

熔点
ca 280° dec.

灵敏度
Ambient temperatures.

形态
Crystalline powder

溶解性
Soluble in water and hydrochloride. Slightly soluble in acetic acid. Insoluble in ethanol, benzene, acetone and ether.

Beilstein
1722294

Merck
14,5975

安全信息

RTECS
PD0457000

TSCA
是

C16616

Alfa Aesar

L-Methionine

98+%

424元/25g; 801元/100g; 2648元/500g; 8251元/2.5kg;

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基本信息

Ref#
16616

MDL
63097

分子式
C5 H11 N O2 S

分子量
149.21

BP388-100

Alfa Aesar

L-METHIONINE 100G

630元/100g;

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基本信息

Ref#
F53556

1.05707

Millipore

L-Methionine

for biochemistry

422.11元/25 G; 818.53元/100 G; 3843.02元/1 KG; 21742.8元/10 KG;

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产品说明

一般描述

for biochemistry

应用

L-Methionine for biochemistry. CAS 63-68-3, pH 5 - 7 (10 g/l, H₂O, 20 °C).

分析说明

Assay (perchloric acid titration, calculated on dried substance)

≥ 99.0 %

Identity (IR-spectrum)

passes test

Appearance

white or almost white, crystalline powder or colorless crystals

Appearance of solution (0.5 mol/l, hydrochloric acid 1 mol/l)

clear and colorless

Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance)

+22.5 to +23.5

UV-Absorption (260 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l)

≤ 0.50

UV-Absorption (280 nm, 0.5 mol/l, 1 cm, hydrochloric acid 1 mol/l)

≤ 0.20

Chloride (Cl)

≤ 0.02 %

Sulfate (SO₄)

≤ 0.01 %

Heavy metals (as Pb)

≤ 0.001 %

As (Arsenic)

≤ 0.0005 %

Ca (Calcium)

≤ 0.001 %

Co (Cobalt)

≤ 0.0005 %

Fe (Iron)

≤ 0.0005 %

K (Potassium)

≤ 0.0005 %

Mg (Magnesium)

≤ 0.0005 %

Na (Sodium)

≤ 0.005 %

NH₄ (Ammonium)

≤ 0.01 %

Zn (Zinc)

≤ 0.0005 %

Foreign amino acids

≤ 0.3 %

Other ninhydrine positive substances

≤ 0.1 %

Loss on drying (105 °C; 3 h)

≤ 0.3 %

分子量	149.2
MDL编号	MFCD00063097
EC索引号	200-562-9

产品性质

质量水平	100
形式	solid
效能	36000 mg/kg LD₅₀, oral (Rat)
pH值(酸碱度)	5-7 (20 ℃, 10 g/L in H₂O)
mp	280-282 ℃
溶解性	48 g/L
密度	1.34 g/cm³
堆积密度	550 kg/m³
储存温度	2-30℃
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)
InChI key	FFEARJCKVFRZRR-UHFFFAOYSA-N

安全信息

储存分类代码	11 - Combustible Solids
WGK	WGK 1

产品说明

应用

L-甲硫氨酸已用于氯胺测定和丙二醛测定。它也被用作蛋氨酸测定的标准。

包装

5, 25, 100, 500 g in poly bottle
1 kg in poly bottle

生化/生理作用

L-甲硫氨酸用作转甲基化和转硫化的前体。甲硫氨酸腺苷酸化导致 S-腺苷-L-甲硫氨酸(SAM)的形成。SAM 用作许多物质的甲基供体。该甲基化与免疫系统功能显着相关。因此，SAM 缺乏导致严重的联合免疫缺陷。已知 L-甲硫氨酸的代谢产物谷胱甘肽可调节免疫反应，并具有抗病毒作用。

基本信息

线性分子式	CH₃SCH₂CH₂CH(NH₂)CO₂H
分子量	149.21
Beilstein	1722294
EC 号	200-562-9
MDL编号	MFCD00063097
eCl@ss	32160406
PubChem化学物质编号	24897343
NACRES	NA.26

产品性质

质量水平	200
等级	reagent grade
测定	≥98% (HPLC)
形式	powder
颜色	white
mp	284 ℃ (dec.) (lit.)
application(s)	detection
SMILES string	CSCC[C@H](N)C(O)=O
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChI key	FFEARJCKVFRZRR-BYPYZUCNSA-N
Gene Information	rat ... Ggt1(116568)

安全信息

储存分类代码	11 - Combustible Solids
WGK	WGK 1
个人防护装备	Eyeshields, Gloves, type N95 (US)

产品说明

应用

L-蛋氨酸已被用作各种癌症细胞培养中培养基的一个组分，以研究其对细胞周期的影响。它还被用作DMEM培养基的组成部分，用于培养鳟鱼白色肌肉中的卫星细胞。

包装

10 mg in glass bottle
25, 100 g in poly bottle
1 kg in poly bottle

生化/生理作用

蛋氨酸是一种必需氨基酸，它是转甲基化和转硫的前体。在蛋白质中，其生物活性形式为 L-蛋氨酸。蛋氨酸的腺苷化作用形成S-腺苷-L-蛋氨酸(SAM)，SAM是许多物质的甲基供体。L-蛋氨酸的代谢产物谷胱甘肽已知可调节免疫反应并具有抗病毒作用。

基本信息

线性分子式	CH₃SCH₂CH₂CH(NH₂)CO₂H
分子量	149.21
Beilstein	1722294
EC 号	200-562-9
MDL编号	MFCD00063097
eCl@ss	32160406
PubChem化学物质编号	24896818
NACRES	NA.26

产品性质

质量水平	200
生物来源	non-animal source
agency	USP/NF meets EP testing specifications meets JP testing specifications meets USP testing specifications
产品线	BioXtra
测定	99.0-101.0%
形式	powder
质量	meets EP, JP, USP testing specifications
technique(s)	cell culture \| mammalian: suitable
杂质	endotoxin, tested
颜色	white
mp	284 ℃ (dec.) (lit.)
溶解性	H₂O: 25 mg/mL
web metadata keyword.default	L-amino acid, active isomer, essential amino acid, nonpolar amino acid
application(s)	peptide synthesis pharmaceutical (small molecule)
SMILES string	CSCC[C@H](N)C(O)=O
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChI key	FFEARJCKVFRZRR-BYPYZUCNSA-N
Gene Information	rat ... Ggt1(116568)

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	Eyeshields, Gloves, type N95 (US)

产品说明

一般描述

如需获取此产品的相关文档，请联系客户支持并选择“产品文档”。请注意，需要签署保密协议才能获取该产品相关文档。

应用

L-蛋氨酸是一种必需氨基酸。它被作为细胞培养基成分用于治疗性重组蛋白和单克隆抗体的商业化生物制造。

基本信息

线性分子式	CH₃SCH₂CH₂CH(NH₂)CO₂H
分子量	149.21
Beilstein	1722294
EC 号	200-562-9
MDL编号	MFCD00063097
eCl@ss	32160406
PubChem化学物质编号	57654418
NACRES	NA.26

产品性质

生物来源	non-animal source
测定	≥99%
形式	powder
manufacturer/tradename	Ajinomoto
technique(s)	cell culture \| mammalian: suitable
杂质	endotoxin, heavy metals, trace metals, residual solvents, tested
mp	284 ℃ (dec.) (lit.)
溶解性	H₂O: 50 mg/mL
适用性	suitable for manufacturing use
application(s)	pharmaceutical (small molecule)
异质活性	cytotoxicity, tested
SMILES string	CSCC[C@H](N)C(O)=O
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChI key	FFEARJCKVFRZRR-BYPYZUCNSA-N
Gene Information	rat ... Ggt1(116568)

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	Eyeshields, Gloves, type N95 (US)

产品说明

一般描述

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.

应用

These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.
L-Methionine may be used as a pharmaceutical reference standard for the determination of the analyte in pharmaceutical formulations by ion chromatography.

分析说明

These secondary standards offer multi-traceability to the USP, EP (PhEur) and BP primary standards, where they are available.

其他说明

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

附注

To see an example of a Certificate of Analysis for this material enter LRAA9045 in the slot below. This is an example certificate only and may not be the lot that you receive.

基本信息

线性分子式	CH₃SCH₂CH₂CH(NH₂)CO₂H
分子量	149.21
Beilstein	1722294
EC 号	200-562-9
MDL编号	MFCD00063097
PubChem化学物质编号	329823245
NACRES	NA.24

产品性质

质量水平	300
等级	certified reference material pharmaceutical secondary standard
CofA	current certificate can be downloaded
technique(s)	HPLC: suitable gas chromatography (GC): suitable
mp	284 ℃ (dec.) (lit.)
application(s)	cleaning products cosmetics flavors and fragrances food and beverages personal care pharmaceutical (small molecule)
格式	neat
药典可追溯性	traceable to PhEur M0960000 traceable to USP 1411504
储存温度	2-30℃
SMILES string	CSCC[C@H](N)C(O)=O
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChI key	FFEARJCKVFRZRR-BYPYZUCNSA-N

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable

产品说明

一般描述

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.

应用

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

包装

Bottomless glass bottle. Contents are inside inserted fused cone.

法律信息

TraceCERT is a registered trademark of sigma-aldrich Co. LLC

基本信息

线性分子式	CH₃SCH₂CH₂CH(NH₂)CO₂H
分子量	149.21
Beilstein	1722294
EC 号	200-562-9
MDL编号	MFCD00063097
eCl@ss	32160406
PubChem化学物质编号	329755877
NACRES	NA.24

产品性质

质量水平	300
等级	certified reference material TraceCERT^®
产品线	TraceCERT^®
analyte chemical class(es)	amino acids, peptides, proteins
technique(s)	HPLC: suitable gas chromatography (GC): suitable
颜色	white
mp	284 ℃ (dec.) (lit.)
application(s)	cleaning products cosmetics flavors and fragrances food and beverages personal care
格式	neat
储存温度	20-25℃
SMILES string	CSCC[C@H](N)C(O)=O
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChI key	FFEARJCKVFRZRR-BYPYZUCNSA-N

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable

产品说明

一般描述

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the Issuing Pharmacopoeia. For further information and support please go to the website of the issuing Pharmacopoeia.

包装

Unit quantity: 60 mg. Subject to change. The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

注意

Please find SDS provided by EDQM here..

其他说明

Sales restrictions may apply.

基本信息

线性分子式	CH₃SCH₂CH₂CH(NH₂)CO₂H
分子量	149.21
Beilstein	1722294
MDL编号	MFCD00063097
PubChem化学物质编号	329817843
NACRES	NA.24

产品性质

等级	pharmaceutical primary standard
manufacturer/tradename	EDQM
mp	284 ℃ (dec.) (lit.)
application(s)	pharmaceutical (small molecule)
格式	neat
SMILES string	CSCC[C@H](N)C(O)=O
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChI key	FFEARJCKVFRZRR-BYPYZUCNSA-N

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable

产品说明

一般描述

本产品按照现行药典要求提供和指定。所有为支持本产品而提供的信息，包括 SDS 和任何产品信息小册子，均由药典颁发机构制定和发布。如需进一步的信息和支持，请访问现行药典网站。如需进一步信息和支持，请访问现行药典网站。

分析说明

这些产品仅供测试和分析使用。它们不适用于人类或动物的给药，不可用于诊断、治疗或治愈任何疾病。

其他说明

USP颁布的SDS请点击此处。
可能适用相应的销售限制。

基本信息

线性分子式	CH₃SCH₂CH₂CH(NH₂)CO₂H
分子量	149.21
Beilstein	1722294
MDL编号	MFCD00063097
PubChem化学物质编号	329750402
NACRES	NA.24

产品性质

等级	pharmaceutical primary standard
manufacturer/tradename	USP
mp	284 ℃ (dec.) (lit.)
application(s)	pharmaceutical (small molecule)
格式	neat
SMILES string	CSCC[C@H](N)C(O)=O
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChI key	FFEARJCKVFRZRR-BYPYZUCNSA-N

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable

产品说明

其他说明

合成用于傅立叶变换红外法L-戊二酸-5¹³C酸质子化研究的标签；血清蛋白等速电泳间隔物；某些恶性人类细胞系培养基必需品；多种微生物的生长所需物质

基本信息

线性分子式	CH₃SCH₂CH₂CH(NH₂)CO₂H
分子量	149.21
Beilstein	1722294
EC 号	200-562-9
MDL编号	MFCD00063097
eCl@ss	32160406
PubChem化学物质编号	57651979
NACRES	NA.26

产品性质

质量水平	200
生物来源	synthetic
产品线	BioUltra
测定	≥99.5% (NT)
形式	powder or crystals
旋光性	[α]20/D +23.7±0.5°, c = 5% in 5 M HCl
杂质	insoluble matter, passes filter test ≤0.5% foreign amino acids
灼烧残渣	≤0.1%
缺失	≤0.1% loss on drying, 20 ℃ (HV)
颜色	white
mp	284 ℃ (dec.) (lit.)
溶解性	1 M HCl: 0.5 M at 20 ℃, clear, colorless
痕量阴离子	chloride (Cl^-): ≤50 mg/kg sulfate (SO₄^2-): ≤100 mg/kg
痕量阳离子	Al: ≤5 mg/kg As: ≤0.1 mg/kg Ba: ≤5 mg/kg Bi: ≤5 mg/kg Ca: ≤10 mg/kg Cd: ≤5 mg/kg Co: ≤5 mg/kg Cr: ≤5 mg/kg Cu: ≤5 mg/kg Fe: ≤5 mg/kg K: ≤50 mg/kg Li: ≤5 mg/kg Mg: ≤5 mg/kg Mn: ≤5 mg/kg Mo: ≤5 mg/kg NH₄⁺: ≤100 mg/kg Na: ≤50 mg/kg Ni: ≤5 mg/kg Pb: ≤5 mg/kg Sr: ≤5 mg/kg Zn: ≤5 mg/kg
λ	0.5 M in 1 M HCl
紫外吸收	λ: 260 nm A_max: 0.40 λ: 280 nm A_max: 0.05
SMILES string	CSCC[C@H](N)C(O)=O
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChI key	FFEARJCKVFRZRR-BYPYZUCNSA-N
Gene Information	rat ... Ggt1(116568)

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 1
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	Eyeshields, Gloves, type N95 (US)

基本信息

CAS Number	63-68-3
MDL Number	MFCD00063097

安全信息

图形或危害标志
危险性说明	H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation. H332: Harmful if inhaled. H335: May cause respiratory irritation.
防范说明	P233: Keep container tightly closed. P260: Do not breathe . P261: Avoid breathing . P264: Wash hands thoroughly after handling. P270: Do not eat, drink or smoke when using this product. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P321: Specific treatment (see relevant procedures. on this label). P330: Rinse mouth. P332 + P313: If skin irritation occurs: Get medical advice/ attention. P337 + P313: If eye irritation persists: Get medical advice/attention. P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P362: Take off contaminated clothing and wash before reuse. P403: Store in a well-ventilated place. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: Store locked up. P501: Dispose of contents/container to in accordance with local regulation .

经验(实验)分子式	C₅H₁₁NO₂S
分子量	149.21
MDL编号	MFCD00063097

质量水平	100
测定	≥98.5% (by assay)
形式	crystalline solid
manufacturer/tradename	Calbiochem^®
储存条件	OK to freeze
颜色	colorless to white
溶解性	water: 1 mg/mL
痕量阳离子	heavy metals: ≤20 ppm
储存温度	10-30℃
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)
InChI key	FFEARJCKVFRZRR-UHFFFAOYSA-N

等级	primary reference standard
产品线	phyproof^® Reference Substance
测定	≥95.0% (HPLC)
形式	crystals
manufacturer/tradename	PhytoLab
mp	284 ℃ (dec.) (lit.)
SMILES string	CSCC[C@H](N)C(O)=O
InChI	1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1
InChI key	FFEARJCKVFRZRR-BYPYZUCNSA-N