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1,2-BENZISOXAZOLE

1,2-BENZISOXAZOLE structure

CAS No.: 271-95-4

Chemical Name:: 1,2-BENZISOXAZOLE

Synonyms: 1,2-benzoxazole;1,2-benzisozole;INDOXAZENE;ISOINDOXAZINE;benz[d]isoxazole;4,5-Benzisoazole;1,2-BENZISOXAZOLE;4,5-Benzisoxazole;1-Oxa-2-azaindene;1,2-benzimidazole

CBNumber:: CB5411278

Molecular Formula:: C7H5NO

Molecular Weight:: 119.12

MDL Number:: MFCD00005852

MOL File:: 271-95-4.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 03:43:25

Product description	Number	Pack Size	Price
1,2-Benzisoxazole ≥95.0%	12255	5ml	$152
1,2-Benzisoxazole >96.0%(GC)	B0969	5g	$136
1,2-Benzisoxazole >96.0%(GC)	B0969	25g	$467
1,2-Benzisoxazole	TRC-B130283-50MG	50mg	$72
1,2-Benzisoxazole	TRC-B130283-500MG	500mg	$140

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1,2-BENZISOXAZOLE Properties

Melting point	139 °C
Boiling point	90-92 °C15 mm Hg(lit.)
Density	1.174 g/mL at 25 °C(lit.)
refractive index	n20/D 1.561(lit.)
Flash point	86°C
storage temp.	2-8°C
solubility	Chloroform (Slightly), Methanol (Slightly)
form	Oil
pka	-2.03±0.30(Predicted)
color	Colourless
Water Solubility	Soluble in water. 4.1 mg/mL in water at 25°C
Sensitive	Light Sensitive
BRN	2154
InChI	1S/C7H5NO/c1-2-4-7-6(3-1)5-8-9-7/h1-5H
InChIKey	KTZQTRPPVKQPFO-UHFFFAOYSA-N
SMILES	c1ccc2oncc2c1
CAS DataBase Reference	271-95-4(CAS DataBase Reference)
FDA UNII	D879RKM5NQ
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335-H227

Precautionary statements

P210-P280-P403+P235-P501-P210e-P261-P280a-P305+P351+P338-P405-P501a

PPE

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Risk Statements

36/37/38

Safety Statements

24/25

WGK Germany

HS Code

2934.99.4400

Storage Class

10 - Combustible liquids

NFPA 704

	2
0		0

1,2-BENZISOXAZOLE price More Price(37)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	12255	1,2-Benzisoxazole ≥95.0%	271-95-4	5ml	$152	2026-04-30	Buy
TCI Chemical	B0969	1,2-Benzisoxazole >96.0%(GC)	271-95-4	5g	$136	2026-04-30	Buy
TCI Chemical	B0969	1,2-Benzisoxazole >96.0%(GC)	271-95-4	25g	$467	2026-04-30	Buy
TRC	TRC-B130283-50MG	1,2-Benzisoxazole	271-95-4	50mg	$72	2026-06-03	Buy
TRC	TRC-B130283-500MG	1,2-Benzisoxazole	271-95-4	500mg	$140	2026-06-03	Buy

Product number	Packaging	Price	Buy
12255	5ml	$152	Buy
B0969	5g	$136	Buy
B0969	25g	$467	Buy
TRC-B130283-50MG	50mg	$72	Buy
TRC-B130283-500MG	500mg	$140	Buy

1,2-BENZISOXAZOLE Chemical Properties,Uses,Production

Uses

1,2-Benzisoxazole derivative zonisamide is a novel antiepileptic drug and is effective for the treatment of partial seizures. 1,2-Benzisoxazole is a potential substrates of rabbit liver aldehyde oxidase. It is used to produce 5-nitro-benzo[d]isoxazole. It is involved in manufacturing medicines ( antiepileptics and antipsychotics).

Definition

ChEBI: A benzoxazole in which the benzene ring is fused to a 1,2-oxazole ring across positions 4 and 5.

General Description

1,2-BENZISOXAZOLE Preparation Products And Raw materials

Raw materials

Preparation Products

1,2-BENZISOXAZOLE-5-SULFONYL CHLORIDE

1,2-BENZISOXAZOLE Suppliers

Global( 142)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
career henan chemical co	+86-0371-86658258 +8613203830695	factory@coreychem.com	China	29792	58
Fuxin Pharmaceutical	+86-021-021-50872116 +8613122107989	contact@fuxinpharm.com	China	10000	58
ANHUI WITOP BIOTECH CO., LTD	+8615255079626	eric@witopchemical.com	China	23541	58
Shaanxi Dideu Medichem Co. Ltd	+86-029-89586680 +86-18192503167	1026@dideu.com	China	9996	58
Alfa Chemistry		info@alfa-chemistry.com	United States	2344	58
Labnetwork lnc.	+86-27-50766799 +8618062016861	contact@labnetwork.com	China	19987	58
GLR Innovations	+91 9891111994	info@glrgroup.in	India	4535	58
Hebei Chuanghai Biotechnology Co., Ltd	+8615531151365	mina@chuanghaibio.com	China	18126	58
ZHEJIANG JIUZHOU CHEM CO., LTD	+86-0576225566889 +86-13454675544	admin@jiuzhou-chem.com；jamie@jiuzhou-chem.com；alice@jiuzhou-chem.com	China	12272	58
SUZHOU SENFEIDA CHEMICAL CO.,LTD	+86-0512-83500002 +8618662433356	3899766280@qq.com	China	26362	58

Supplier	Advantage
career henan chemical co	58
Fuxin Pharmaceutical	58
ANHUI WITOP BIOTECH CO., LTD	58
Shaanxi Dideu Medichem Co. Ltd	58
Alfa Chemistry	58
Labnetwork lnc.	58
GLR Innovations	58
Hebei Chuanghai Biotechnology Co., Ltd	58
ZHEJIANG JIUZHOU CHEM CO., LTD	58
SUZHOU SENFEIDA CHEMICAL CO.,LTD	58

View Lastest Price from 1,2-BENZISOXAZOLE manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2022-01-18	1,2-benzoxazole 271-95-4		1KG	99.1%	100 tons	Honest Joy Holdings Limited
	2020-01-10	Indoxazene 271-95-4	$1.00	1KG	98%	200kgs	Career Henan Chemical Co

1,2-benzoxazole
271-95-4
$0.00
99.1%
Honest Joy Holdings Limited

Indoxazene
271-95-4
$1.00
98%
Career Henan Chemical Co

1,2-BENZISOXAZOLE Spectrum

1,2-BENZISOXAZOLE(271-95-4)MS 1,2-BENZISOXAZOLE(271-95-4)¹HNMR 1,2-BENZISOXAZOLE(271-95-4)IR1

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