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: 2,3,6,7-TETAMETHOXYNAPHTHALENE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

33033-33-9

33033-33-9 structure

33033-33-9 structure

Name: 2,3,6,7-Tetamethoxynaphthalene
Chemical Name: 2,3,6,7-Tetamethoxynaphthalene
CAS Number: 33033-33-9
Molecular Formula: C₁₄H₁₆O₄
Molecular Weight: 248.27400
Create Date: 2018-07-08 20:43:37
Modify Date: 2025-08-24 22:13:54

Name	2,3,6,7-Tetamethoxynaphthalene
Synonyms	2,3,6,7-tetramethoxynaphthalene

Density	1.13 g/cm3
Boiling Point	361.1ºC at 760 mmHg
Molecular Formula	C₁₄H₁₆O₄
Molecular Weight	248.27400
Flash Point	133.3ºC
Exact Mass	248.10500
PSA	36.92000
LogP	2.87420
Index of Refraction	1.558

Hazard Codes	Xi: Irritant;
HS Code	2909309090

105404-89-5 structure

105404-89-5

124-41-4 structure

124-41-4

~69%

33033-33-9 structure

33033-33-9

Literature: Tate, Daniel J.; Abdelbasit, Mohamed; Kilner, Colin A.; Shepherd, Helena J.; Warriner, Stuart L.; Bushby, Richard J. Tetrahedron, 2014 , vol. 70, # 1 p. 67 - 74

Precursor 2
105404-89-5 124-41-4
DownStream 0

HS Code	2909309090
Summary	2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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