Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2H-1,4-Benzothiazine-2-aceticacid, 3,4-dihydro-3-oxo-
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

6270-74-2

6270-74-2 structure

6270-74-2 structure

Name: 2H-1,4-Benzothiazine-2-aceticacid, 3,4-dihydro-3-oxo-
Chemical Name: 2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetic acid
CAS Number: 6270-74-2
Molecular Formula: C₁₀H₉NO₃S
Molecular Weight: 223.24800
Create Date: 2018-12-30 21:39:30
Modify Date: 2025-09-02 11:49:04

Name	2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetic acid
Synonyms	benz<5,6>-2-carboxymethyl-1,3,4-thiolactam 3-oxo-1,4-benzothiazin-2-ylacetic acid 2-carboxymethyl-1,4-benzothiazinone MFCD00087524 3,4-Dihydro-3-oxo-2H-1,4-benzothiazin-2-ylacetic Acid

Density	1.391 g/cm3
Boiling Point	509.9ºC at 760 mmHg
Melting Point	182-186ºC(lit.)
Molecular Formula	C₁₀H₉NO₃S
Molecular Weight	223.24800
Flash Point	262.2ºC
Exact Mass	223.03000
PSA	91.70000
LogP	1.71210

Hazard Codes	Xi
Risk Phrases	43
Safety Phrases	36/37
HS Code	2934999090

Precursor 10
108-31-6 137-07-5 110-16-7 7291-93-2
106660-02-0 110-17-8 923-06-8 64-17-5
90704-68-0 3052-50-4
DownStream 9
106691-40-1 106691-37-6 2694-31-7 82191-17-1
7556-63-0 101350-88-3 134616-45-8 2694-32-8
99071-97-3

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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