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: 4H-[1]-BENZOPYRANO[4 3-B]THIOPHENE-2-CA&
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

351003-40-2

351003-40-2 structure

351003-40-2 structure

Name: 4H-[1]-BENZOPYRANO[4 3-B]THIOPHENE-2-CA&
Chemical Name: 4H-thieno[3,2-c]chromene-2-carbohydrazide
CAS Number: 351003-40-2
Molecular Formula: C₁₂H₁₀N₂O₂S
Molecular Weight: 246.28500
Create Date: 2018-12-26 05:35:40
Modify Date: 2025-08-27 13:37:48

Name	4H-thieno[3,2-c]chromene-2-carbohydrazide
Synonyms	4H-Thieno[3,2-c][1]benzopyran-2-carboxylicacid,hydrazide MFCD03701527 4H-[1]-Benzopyrano[4,3-b]thiophene-2-carboxylic acid hydrazide

Density	1.414g/cm3
Melting Point	240-245ºC(lit.)
Molecular Formula	C₁₂H₁₀N₂O₂S
Molecular Weight	246.28500
Exact Mass	246.04600
PSA	92.59000
LogP	3.00220
Index of Refraction	1.686

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
RIDADR	NONH for all modes of transport
WGK Germany	3
HS Code	2934999090

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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