| 货号 | 品牌 | 产品名称 | 规格 | 包装、参考价格 | |
| L804707 | MACKLIN | L-半胱氨酸甲酯盐酸盐 | 98% | 30元/5g; 70元/25g; 202元/100g; 967元/500g; | 咨询 |
储存：室温,干燥,密封 状态：白色粉末或晶体 折射率：-2.5 ° (C=20, MeOH) |
| C0577 | TCI | L-Cysteine Methyl Ester Hydrochloride | >99.0%(T) | 215元/5G; 530元/25G; 5240元/500G; | 咨询 |
基本信息 | 纯度/分析方法 | >99.0%(T) | | 分子式/分子量 | C4H9NO2S・HCl = 171.64 | | 外观与形状(20℃) | 固体 | | 储存在惰性气体下 | 存放于惰性气体之中 | | 应避免的情况 | 湿气 (吸湿) | | Reaxys-RN | 3685824 | | PubChem物质ID | 87565679 | | MDL编号 | MFCD00038985 |
技术规格 | Appearance | White to Almost white powder to crystaline | | Purity(Iodometric Titration) | min. 99.0 % | | Specific rotation [a]20/D | -1.5 to -3.5 deg(C=20, MeOH) | | Solubility in Water | almost transparency |
物性(参考值) | 比旋光度 [α]D | -2.5° (C=20,MeOH) |
安全信息 | 图形或危害标志 |  | | 信号词 | 警告 | | 危险性说明 | H303 : 吞咽可能有害。
H315 : 造成皮肤刺激。
H319 : 造成严重眼刺激。
| | 防范说明 | P264 : 作业后彻底清洗皮肤。
P280 : 戴防护手套/戴防护眼罩/戴防护面具。
P302 + P352 : 如皮肤沾染：用水充分清洗。
P312 : 如感觉不适，呼叫急救中心/医生。
P337 + P313 : 如仍觉眼刺激：求医/就诊。
P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。
P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。
P332 + P313 : 如发生皮肤刺激：求医/就诊。
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相关法规 |
| 269669 | J&K | L-Cysteine Methyl Ester Hydrochloride | 98% | 167元/5G; 419元/25G; 1381元/100G; | 咨询 |
基本信息 | 分子式 | C4H9NO2S·HCl | | 分子量 | 171.65 | | 熔点 | 142 | | 比旋光度([α]20D) | -2.5° to -1.5° (C=10, MeOH) | | MDL编码 | MFCD00038985 | | Beilstein | 3685824 | | EINECS 编号 | 242-435-0 | | 存储条件 | Freezer -20℃ |
安全信息 | 图形或危害标志 | | | 提示语 | Warning | | 危险说明 | H315
H319
H335 | | 防范说明 | P261
P305+P351+P338 | | WGK | 2 | | RTECS | HA2460000 |
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| J64436 | Alfa Aesar | L-Cysteine Methyl Ester Hydrochloride | | 1424元/25g; 4273元/100g; 7831元/250g; | 咨询 |
应用
L-Cysteine methyl ester hydrochloride is a biochemical shown to inhibit binding of ethynylestradiol metabolites to protein and nucleic acids. It used in the synthesis of peptides, Preparation of thiazolidine-4-carboxylates with carbonyl compounds. 备注
Protect from heat. Store away from oxidizing agents. 基本信息 MDL
MFCD00038998 EINECS
242-435-0 分子式
C4H9NO2S?HCl 分子量
171.65 熔点
142° dec. 灵敏度
Keep Cold. 形态
Crystalline powder 溶解性
Soluble in water Beilstein
3685824 Merck
14,5785 GHS危害和防范说明 GHS符号
Hazard Statements
H303-H315-H319-H335
May be harmful if swallowed.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation. Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations. 安全信息 危险类别
36/37/38
Irritating to eyes, respiratory system and skin. 安全等级
26-37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.This material and its container must be disposed of as hazardous waste RTECS
HA2460000 TSCA
否 |
| C30324 | Alfa Aesar | L-Cysteine Methyl Ester Hydrochloride | 98% | 750元/5g; 2265元/25g; | 咨询 |
基本信息 Ref#
30324 MDL
38985 分子式
C4 H9 N O2 S . H Cl 分子量
171.65 形态
Crystalline powder |
| 410209 | Sigma-Aldrich | L-Cysteine methyl ester hydrochloride | 98% | 376.75元/5 G; 576.29元/25 G; | 咨询 |
基本信息 | 线性分子式 | HSCH2CH(NH2)COOCH3 · HCl | | 分子量 | 171.65 | | Beilstein | 3685824 | | EC 号 | 242-435-0 | | MDL编号 | MFCD00038985 | | eCl@ss | 32160406 | | PubChem化学物质编号 | 24865699 | | NACRES | NA.22 |
产品性质 | 质量水平 | 100 | | 测定 | 98% | | 旋光性 | [α]20/D −1.8°, c = 10 in methanol | | reaction suitability | reaction type: solution phase peptide synthesis | | mp | 142 ℃ (dec.) (lit.) | | application(s) | peptide synthesis | | SMILES string | Cl[H].COC(=O)[C@@H](N)CS | | InChI | 1S/C4H9NO2S.ClH/c1-7-4(6)3(5)2-8;/h3,8H,2,5H2,1H3;1H/t3-;/m0./s1 | | InChI key | WHOHXJZQBJXAKL-DFWYDOINSA-N |
安全信息 | 储存分类代码 | 11 - Combustible Solids | | WGK | WGK 2 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable | | 个人防护装备 | dust mask type N95 (US), Eyeshields, Gloves |
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| W478100 | Sigma-Aldrich | L-Cysteine methyl ester hydrochloride | ≥95% | 2742.48元/100 G; 9862.69元/500 G; | 咨询 |
产品说明 其他说明 Download our Flavors and Fragrances Catalog to view our entire product line.
Subscribe to our Newsletter to keep up to date on our latest Flavors and Fragrances offerings 基本信息 | 线性分子式 | HSCH2CH(NH2)COOCH3 · HCl | | 分子量 | 171.65 | | FEMA编号 | 4781 | | Beilstein | 3685824 | | EC 号 | 242-435-0 | | MDL编号 | MFCD00038985 |
产品性质 | 生物来源 | synthetic | | 质量水平 | 400 | | reg. compliance | FDA 21 CFR 117 | | 测定 | ≥95% | | mp | 142 ℃ (dec.) (lit.) | | 文件 | see Safety & Documentation for available documents | | 性状检查 | odorless | | application(s) | flavors and fragrances | | 食品过敏原 | no known allergens | | SMILES string | Cl[H].COC(=O)[C@@H](N)CS | | InChI | 1S/C4H9NO2S.ClH/c1-7-4(6)3(5)2-8;/h3,8H,2,5H2,1H3;1H/t3-;/m0./s1 | | InChI key | WHOHXJZQBJXAKL-DFWYDOINSA-N |
安全信息 | 储存分类代码 | 13 - Non Combustible Solids | | WGK | WGK 2 | | 闪点(F) | Not applicable | | 闪点(C) | Not applicable |
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| 045338 | Fluorochem | h-cys-ome.hcl | 97% | 220元/1g; 374元/25g; 990元/100g; 4730元/500g; | 咨询 |
基本信息 | CAS Number | 18598-63-5 | | MDL Number | MFCD00038985 | | Melting Point | 142℃ |
安全信息 | 图形或危害标志 | | | 危险性说明 | H315: Causes skin irritation.
H319: Causes serious eye irritation.
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.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear .
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).
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 .
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