Shanghai Nianxing Industrial Co., Ltd
China
Product Name: (-)-catechin
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: (-)-catechin
Price: ￥1758.0/5mg
Purity: 97.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (-)-Catechin
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

18829-70-4

18829-70-4 structure

18829-70-4 structure

Name: (-)-catechin
Chemical Name: (-)-catechin
CAS Number: 18829-70-4
Molecular Formula: C₁₅H₁₄O₆
Molecular Weight: 290.26800
Catalog: Food additive Antioxidants
Create Date: 2018-03-15 08:00:00
Modify Date: 2025-08-20 21:21:57
(-)-Catechin, isolated from green tea, is an isomer of Catechin having a trans 2S,3R configuration at the chiral center. Catechin inhibits cyclooxygenase-1 (COX-1) with an IC50 of 1.4 μM.

Name	(-)-catechin
Synonyms	ent-catechin (2S,3R)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol MFCD00180760 (-)-Catechin EINECS 242-611-7 (−)-Catechin Catechin l-form

Description	(-)-Catechin, isolated from green tea, is an isomer of Catechin having a trans 2S,3R configuration at the chiral center. Catechin inhibits cyclooxygenase-1 (COX-1) with an IC50 of 1.4 μM.
Related Catalog	Research Areas >> Cancer Signaling Pathways >> Immunology/Inflammation >> COX
References	[1]. Waffo-Téguo P, et al. Potential cancer-chemopreventive activities of wine stilbenoids and flavans extracted from grape (Vitis vinifera) cell cultures. Nutr Cancer. 2001;40(2):173-9.

Density	1.593 g/cm3
Boiling Point	630.4ºC at 760 mmHg
Melting Point	175-176ºC
Molecular Formula	C₁₅H₁₄O₆
Molecular Weight	290.26800
Flash Point	335ºC
Exact Mass	290.07900
PSA	110.38000
LogP	1.54610
Vapour Pressure	1.09E-20mmHg at 25°C
Storage condition	2-8°C

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi
RIDADR	NONH for all modes of transport
WGK Germany	3

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