Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Naphtazol JLE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

4273-88-5

4273-88-5 structure

4273-88-5 structure

Name: Naphtazol JLE
Chemical Name: N-(6-ethoxy-1,3-benzothiazol-2-yl)-3-oxobutanamide
CAS Number: 4273-88-5
Molecular Formula: C₁₃H₁₄N₂O₃S
Molecular Weight: 278.32700
Create Date: 2018-05-12 08:00:00
Modify Date: 2025-08-30 09:33:08

Name	N-(6-ethoxy-1,3-benzothiazol-2-yl)-3-oxobutanamide
Synonyms	Naphtoelan N-(6-Aethoxy-benzothiazol-2-yl)-acetoacetamid Butanamide,N-(6-ethoxy-2-benzothiazolyl)-3-oxo Naphtazol JLE Naphtol AS-L4G Amanil Naphthol AS-L4G Daito Grounder L4G Cibanaphthol LT4G Naphthol AS-L 4G N-(6-ethoxy-2-benzothiazolyl)-3-oxobutanamide Azoic coupling component 9 N-(6-ethoxy-benzothiazol-2-yl)-acetoacetamide

Density	1.325g/cm3
Molecular Formula	C₁₃H₁₄N₂O₃S
Molecular Weight	278.32700
Exact Mass	278.07300
PSA	96.53000
LogP	2.68560
Index of Refraction	1.637

HS Code	2934999090

94-45-1 structure

94-45-1

5394-63-8 structure

5394-63-8

~42%

4273-88-5 structure

4273-88-5

Literature: Razzaghi-Asl, Nima; Firuzi, Omidreza; Hemmateenejad, Bahram; Javidnia, Katayoun; Edraki, Najmeh; Miri, Ramin Bioorganic and Medicinal Chemistry, 2013 , vol. 21, # 22 p. 6893 - 6909

Precursor 2
94-45-1 5394-63-8
DownStream 0

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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