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: 1-4-dioxane-2-5-dione
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 1,4-Dioxane-2,5-dione
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

502-97-6

502-97-6 structure

502-97-6 structure

Name: 1,4-Dioxane-2,5-dione
Chemical Name: 1,4-Dioxane-2,5-Dione
CAS Number: 502-97-6
Molecular Formula: C₄H₄O₄
Molecular Weight: 116.07200
Create Date: 2018-09-27 22:26:44
Modify Date: 2026-07-07 22:14:39

Name	1,4-Dioxane-2,5-Dione
Synonyms	Glycolide> 1,4-DIOXANE-2,5-DIONE 2,5-dioxo-1,4-dioxane Glycollide GLYCOLIDE A Glycolide, 2,5-Dioxo-1,4-dioxane Glycolide >= GLYCOLIDE 1,4-DIOXANE-2,5-DIONE(GLYCOLIDE) Acetic acid, hydroxy-, bimol. cyclic ester L10014E EINECS 207-954-9 Glycolid 1,4-DIOXAN-2,5-DIONE GA Glycolide 1,4-DIOXANE-2,3-DIOL PURASORB(R) G MFCD00081108 p-Dioxane-2,5-dione

Density	1.423 g/cm3
Boiling Point	322.5ºC at 760 mmHg
Melting Point	81-83°C
Molecular Formula	C₄H₄O₄
Molecular Weight	116.07200
Flash Point	181.5ºC
Exact Mass	116.01100
PSA	52.60000
Index of Refraction	1.45
Storage condition	?20°C

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H319
Precautionary Statements	P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S22-S24/25-S37/39-S26
RIDADR	NONH for all modes of transport
WGK Germany	3.0
HS Code	2934999090

Precursor 10
79-14-1 111-27-3 71-36-3 71-41-0
111-70-6 3926-62-3 79-11-8 67-56-1
71-23-8 64-17-5
DownStream 10
39096-01-0 107-21-1 138-86-3 96-35-5
623-50-7 7397-62-8 14658-93-6 79-14-1
90357-58-7 4746-61-6

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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