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

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

21231-75-4

21231-75-4 structure

21231-75-4 structure

Name: Di-O-Methyl α-Ethyl DL-DOPA
Chemical Name: dl-α-Ethyl-β-(3,4-dimethoxyphenyl)alanin
CAS Number: 21231-75-4
Molecular Formula: C₁₃H₁₉NO₄
Molecular Weight: 253.29400
Create Date: 2017-10-27 02:45:39
Modify Date: 2025-08-22 16:07:57

Name	dl-α-Ethyl-β-(3,4-dimethoxyphenyl)alanin
Synonyms	DI-O-METHYL A-ETHYL DL-DOPA Di-O-methyl Alpha-Ethyl DL-DOPA Di-O-methyl α-Ethyl DL-DOPA

Molecular Formula	C₁₃H₁₉NO₄
Molecular Weight	253.29400
Exact Mass	253.13100
PSA	81.78000
LogP	2.13870

HS Code	2922509090

HS Code	2922509090
Summary	2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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