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CAS: 154-23-4
分子式: C15H14O6
分子量: 290.27
熔点: 175-177 °C (anhydrous)(lit.)
中文名称: 
(2R-反)-2-(3,4-二羟苯基)-3,4-二氢-2H-苯并吡喃-3,5,7-三醇(酚)
(+)-儿茶素
(+)-儿茶酸
(+)-儿茶精
英文名称: 
5,7-triol, 2- (3,4-dihydroxyphenyl)-3,4 -dihydro-, (2R-trans)-2H-1-Benzopyran-3
2-(3,4-dihydroxyphenyl)-3,4-dihydro- (2R-trans)-2h-1-benzopyran-7-triol
(+)-catechin
(+)-catechol
catechin (flavan)
catechinic acid
catechol (flavan)
catechuic acid
catergen
cianidanol
d-(+)-catechin
d-catechin
d-catechol
kb-53
(+)-catechin hydrate
2H-1-Benzopyran-3,5,7-triol,2-(3,4-dihydroxyphenyl)-3,4-dihydro-,(2R-trans)-
展开更多英文名
推荐供应商
货号品牌产品名称规格包装、参考价格详情
C823329MACKLIN(+)-儿茶素试剂级, 95%135元/250mg;   278元/1g;   1186元/5g;   4008元/25g;   9240元/100g;   展开
储存：2~8°C
状态：黄棕色固体
C805472MACKLIN儿茶精分析对照品88元/10mg;   158元/20mg;   408元/100mg;   展开
储存：2~8°C
状态：白色到浅米黄色到浅棕色粉末
527836J&K(+)-Catechin99%, 来源于绿茶150元/10MG;   577元/50MG;   展开

基本信息

分子式C15H14O6
分子量290.27
熔点171-173
MDL编码MFCD00075649
EINECS 编号205-825-1
存储条件Store at 2-8℃

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
WGK3
RTECSDJ3450000
43412Supelco(+)-Catechinanalytical standard3181.09元/10 MG;   展开

产品说明

一般描述

(+)-儿茶素是一种重要的有益化合物，属于黄酮类，在红葡萄酒中大量存在。

应用

(+)-儿茶素是一种重要的有益化合物，属于黄酮类，在红葡萄酒中大量存在。
(+)-儿茶素已被用作紫外-可见(UV)分光光度测量的标准品，从而用于对选定葡萄酒(如红葡萄酒)中等摩尔浓度的(+)-儿茶素的抗氧化能力进行测定。

包装

无底玻璃瓶。内容物包含在插入的融合锥内。

基本信息

经验(实验)分子式C15H14O6
分子量290.27
EC 号205-825-1
MDL编号MFCD00075649
PubChem化学物质编号329756340
NACRESNA.24

产品性质

等级analytical standard
质量水平100
测定≥99.0% (HPLC)
保质期limited shelf life, expiry date on the label
technique(s)HPLC: suitable
gas chromatography (GC): suitable
application(s)food and beverages
格式neat
储存温度2-8℃
SMILES stringO[C@H]1Cc2c(O)cc(O)cc2O[C@@H]1c3ccc(O)c(O)c3
InChI1S/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15+/m0/s1
InChI keyPFTAWBLQPZVEMU-DZGCQCFKSA-N

安全信息

象形图GHS07
警示用语：Warning
危险声明H315 - H319 - H335
预防措施声明P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
危险分类Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官Respiratory system
储存分类代码11 - Combustible Solids
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable
PHR1963Supelco(+)-CatechinPharmaceutical Secondary Standard; Certified Reference Material4194.92元/50 MG;   展开

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

分析说明

These secondary standards offer multi-traceability to the USP, EP 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 LRAC2624 in the Documents slot below. This is an example certificate only and may not be the lot that you receive.

基本信息

经验(实验)分子式C15H14O6
分子量290.27
MDL编号MFCD00075649
NACRESNA.24

产品性质

质量水平300
等级certified reference material
pharmaceutical secondary standard
CofAcurrent certificate can be downloaded
包装pkg of 50 mg
application(s)pharmaceutical
格式neat
药典可追溯性traceable to USP 1096790
储存温度2-8℃
SMILES stringO[C@H]1Cc2c(O)cc(O)cc2O[C@@H]1c3ccc(O)c(O)c3
InChI1S/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15+/m0/s1
InChI keyPFTAWBLQPZVEMU-DZGCQCFKSA-N

安全信息

储存分类代码13 - Non Combustible Solids
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable
1096790USP(+)-CatechinUnited States Pharmacopeia (USP) Reference Standard3097.34元/25 MG;   展开

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.

分析说明

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

其他说明

Sales restrictions may apply.

基本信息

经验(实验)分子式C15H14O6
分子量290.27
MDL编号MFCD00075649
PubChem化学物质编号329749249
NACRESNA.24

产品性质

等级pharmaceutical primary standard
manufacturer/tradenameUSP
application(s)pharmaceutical (small molecule)
格式neat
储存温度2-8℃
SMILES stringO[C@H]1Cc2c(O)cc(O)cc2O[C@@H]1c3ccc(O)c(O)c3
InChI1S/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15+/m0/s1
InChI keyPFTAWBLQPZVEMU-DZGCQCFKSA-N

安全信息

储存分类代码13 - Non Combustible Solids
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable
PHL89172(+)-Catechinphyproof® Reference Substance3997.36元/20 MG;   展开

产品说明

一般描述

This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG

法律信息

phyproof is a registered trademark of PhytoLab GmbH & Co. KG

基本信息

经验(实验)分子式C15H14O6
分子量290.27
MDL编号MFCD00075649

产品性质

等级primary reference standard
产品线phyproof® Reference Substance
测定≥95.0% (HPLC)
manufacturer/tradenamePhytoLab
application(s)food and beverages
格式neat
储存温度2-8℃
SMILES stringO[C@H]1Cc2c(O)cc(O)cc2O[C@@H]1c3ccc(O)c(O)c3
InChI1S/C15H14O6/c16-8-4-11(18)9-6-13(20)15(21-14(9)5-8)7-1-2-10(17)12(19)3-7/h1-5,13,15-20H,6H2/t13-,15+/m0/s1
InChI keyPFTAWBLQPZVEMU-DZGCQCFKSA-N

安全信息

象形图GHS07
警示用语：Warning
危险声明H315 - H319 - H335
预防措施声明P261 - P264 - P280 - P280 - P304 + P340 + P312 - P337 + P313
危险分类Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官Respiratory system
储存分类代码13 - Non Combustible Solids
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable
212928Fluorochem(2R,3S)-2-(3,4-Dihydroxyphenyl)chroman-3,5,7-triol95%1870元/1g;   11132元/10g;   展开

基本信息

CAS Number154-23-4
MDL NumberMFCD00075649
Melting Point96℃

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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