Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Naphthalenecarboxylicacid, 3-hydroxy-7-methoxy-
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2-Naphthalenecarboxylicacid, 3-hydroxy-7-methoxy-
Price: ￥116.0/250mg ￥1446.0/10g ￥2896.0/25g ￥906.0/5g
Purity: 95.0%
Stocking Period: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Naphthalenecarboxylicacid, 3-hydroxy-7-methoxy-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

143355-56-0

143355-56-0 structure

143355-56-0 structure

Name: 2-Naphthalenecarboxylicacid, 3-hydroxy-7-methoxy-
Chemical Name: 3-hydroxy-7-methoxynaphthalene-2-carboxylic acid
CAS Number: 143355-56-0
Molecular Formula: C₁₂H₁₀O₄
Molecular Weight: 218.20500
Create Date: 2018-05-06 08:00:00
Modify Date: 2025-08-26 09:45:51

Name	3-hydroxy-7-methoxynaphthalene-2-carboxylic acid
Synonyms	6-Methoxy-2-naphthol-3-carboxylic Acid 3-Hydroxy-7-methoxy-2-naphthoic acid 7-methoxy-3-hydroxy-2-naphthoic acid 3-hydroxy-7-methoxy-naphthalene-2-carboxylic acid 3-Carboxy-6-methoxy-2-naphthol

Density	1.376 g/cm3
Boiling Point	403.4ºC at 760 mmHg
Molecular Formula	C₁₂H₁₀O₄
Molecular Weight	218.20500
Flash Point	160.6ºC
Exact Mass	218.05800
PSA	66.76000
LogP	2.25220

Hazard Codes	Xn
HS Code	2918990090

83511-07-3 structure

83511-07-3

~%

143355-56-0 structure

143355-56-0

Literature: DE540534 , ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 18, p. 597

15719-64-9 structure

15719-64-9

~%

143355-56-0 structure

143355-56-0

Literature: DE555006 , ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 19, p. 787

Precursor 1
83511-07-3
DownStream 2
5538-57-8 41611-98-7

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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