Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: ACETIC ACID 2,6-DIOXO-3,6-DIHYDRO-2H-PYRAN-4-YL ESTER
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

15997-62-3

15997-62-3 structure

Name: ACETIC ACID 2,6-DIOXO-3,6-DIHYDRO-2H-PYRAN-4-YL ESTER
Chemical Name: (2,6-dioxo-3H-pyran-4-yl) acetate
CAS Number: 15997-62-3
Molecular Formula: C₇H₆O₅
Molecular Weight: 170.12000
Create Date: 2018-12-26 10:07:04
Modify Date: 2024-01-29 13:23:39

Name	(2,6-dioxo-3H-pyran-4-yl) acetate
Synonyms	3-acetoxy-pent-2-enedioic acid anhydride 2,6-dioxo-3,6-dihydro-2H-pyran-4-yl acetate 4-Acetoxy-2,3-dihydro-2H-pyran-2,6-dion 2H-Pyran-2,6(3H)-dione,4-(acetyloxy) 4-Acetoxypyran-2,6(3H)-dion 4-acetyloxy-2H,3H-pyran-2,6-dione ACETIC ACID 2,6-DIOXO-3,6-DIHYDRO-2H-PYRAN-4-YL ESTER 4-acetoxy-2H,3H-pyrane-2,6-dione Glutaconicanhydride,3-hydroxy-,acetate (8CI)

Density	1.38g/cm3
Boiling Point	321.6ºC at 760 mmHg
Molecular Formula	C₇H₆O₅
Molecular Weight	170.12000
Flash Point	145.5ºC
Exact Mass	170.02200
PSA	69.67000
Vapour Pressure	0.000294mmHg at 25°C
Index of Refraction	1.495

HS Code	2917190090

542-05-2

108-24-7

~78%

15997-62-3

Literature: GILEAD SCIENCES, INC.; LI, Wenjie; DE CROOS, Philomen; FANDRICK, Keith, R.; GAO, Joe, Ju; HADDAD, Nizar; LU, Zhi-Hui; QU, Bo; RODRIGUEZ, Sonia; SENANAYAKE, Chris, H.; ZHANG, Yongda; TANG, Wenjun Patent: WO2012/138670 A1, 2012 ; Location in patent: Page/Page column 58 ; WO 2012/138670 A1

Precursor 2
542-05-2 108-24-7
DownStream 1
21298-80-6

HS Code	2917190090
Summary	2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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