Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1H-2-BENZOPYRAN-1-ONE, 3,4-DIHYDRO-8-METHOXY-
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1H-2-BENZOPYRAN-1-ONE, 3,4-DIHYDRO-8-METHOXY-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

30404-50-3

30404-50-3 structure

30404-50-3 structure

Name: 1H-2-BENZOPYRAN-1-ONE, 3,4-DIHYDRO-8-METHOXY-
Chemical Name: 8-methoxy-3,4-dihydroisochromen-1-one
CAS Number: 30404-50-3
Molecular Formula: C₁₀H₁₀O₃
Molecular Weight: 178.18500
Create Date: 2017-03-13 21:46:13
Modify Date: 2025-10-08 15:54:01

Name	8-methoxy-3,4-dihydroisochromen-1-one
Synonyms	8-methoxy-3,4-dihydroisocoumarin 8-methoxyisochroman-1-one 8-Methoxy-dihydro-isocumarin 1H-2-Benzopyran-1-one,3,4-dihydro-8-methoxy

Molecular Formula	C₁₀H₁₀O₃
Molecular Weight	178.18500
Exact Mass	178.06300
PSA	35.53000
LogP	1.40810

HS Code	2932209090

2886-59-1 structure

2886-59-1

104939-54-0 structure

104939-54-0

~66%

30404-50-3 structure

30404-50-3

Literature: Rao, A. V. Rao; Reddy, D. Reddeppa Synthetic Communications, 1986 , vol. 16, # 1 p. 97 - 102

Precursor 1
2886-59-1
DownStream 0

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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