Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5(4H)-Oxazolone,2-methyl-4-(phenylmethylene)-
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 5(4H)-Oxazolone,2-methyl-4-(phenylmethylene)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

881-90-3

881-90-3 structure

881-90-3 structure

Name: 5(4H)-Oxazolone,2-methyl-4-(phenylmethylene)-
Chemical Name: (4E)-4-benzylidene-2-methyl-1,3-oxazol-5-one
CAS Number: 881-90-3
Molecular Formula: C₁₁H₉NO₂
Molecular Weight: 187.19500
Create Date: 2018-12-10 15:57:40
Modify Date: 2025-08-24 19:26:30

Name	(4E)-4-benzylidene-2-methyl-1,3-oxazol-5-one
Synonyms	2-methyl-4-(phenylmethylene)oxazol-5(4H)-one 4-benzylidene-2-methyl-oxazol-5-one 4-benzylidene-2-methyloxazolin-5-one 4-Benzylidene-2-methyloxazol-5(4H)-one 5(4H)-Oxazolone,2-Methyl-4-(phenylMethylene) 2-Methyl-4-benzylidene-2-oxazoline-5-one 2-methyl-4-benzylidene-2-oxazolin-5-one 4-BENZYLIDENE-2-METHYL-4H-OXAZOL-5-ONE 4-benzylidene-2-methyl-1,3-oxazol-5(4H)-one 2-methyl-4-benzylidene-5-oxazolinone 4-benzylidene-2-methyl-2-oxazolin-5-one 2-Methyl-4-benzylidene-(4,5-2H)-5-oxazolone

Density	1.16g/cm3
Boiling Point	292.1ºC at 760 mmHg
Molecular Formula	C₁₁H₉NO₂
Molecular Weight	187.19500
Flash Point	136.6ºC
Exact Mass	187.06300
PSA	38.66000
LogP	1.43830
Index of Refraction	1.578

HS Code	2934999090

Precursor 6
100-52-7 543-24-8 21195-40-4 108-24-7
1042796-50-8 21231-79-8
DownStream 10
109911-99-1 127444-19-3 615-15-6 24949-43-7
10172-89-1 2018-61-3 35446-34-5 150-30-1
156-06-9 110841-91-3

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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