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ChemicalBook >> CAS DataBase List >> 3,4-DIHYDRO-2H-1,4-BENZOXAZINE-2-CARBOXYLIC ACID

3,4-DIHYDRO-2H-1,4-BENZOXAZINE-2-CARBOXYLIC ACID

$38 - $3120
Product name: 3,4-DIHYDRO-2H-1,4-BENZOXAZINE-2-CARBOXYLIC ACID
CAS: 90563-93-2
MF: C9H9NO3
MW: 179.17
EINECS:
MDL Number:MFCD05865108
Synonyms:3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid;3,4-DIHYDRO-2H-1,4-BENZOXAZINE-2-CARBOXYLIC ACID;4-Methyl-3,4-dihydro-2h-1,4-benzoxazine-7-carboxylic acid, 90+%;3,4-dihydro-2H-benzo[1,4]oxazine-2-carboxylic acid;2H-1,4-Benzoxazine-2-carboxylic acid, 3,4-dihydro-

Price34 Properties Safety Information Description

34 prices

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Brand

aablocks
ACHEMBLOCK
Acints
Acrotein
Advanced Chemicals Intermediatesced Chemicals Intermediates
AK Scientific
Alichem
American Custom Chemicals Corporation
Apolloscientific
Atlantic Research Chemicals
Crysdot
Matrix Scientific
TRC

Package

100mg
250mg
500.00mg
0.5g
500mg
1g
2.5G
5G
10g
25G
250mgs:

Manufactureraablocks
Product numberAA006CD8
Product description3,4-Dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid 95%
Packaging100mg
Price$38
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA006CD8
Product description3,4-Dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid 95%
Packaging250mg
Price$65
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA006CD8
Product description3,4-Dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid 95%
Packaging1g
Price$167
Updated2026-05-28
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Manufactureraablocks
Product numberAA006CD8
Product description3,4-Dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid 98%
Packaging10g
Price$1342
Updated2026-05-28
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ManufacturerACHEMBLOCK
Product numberP35244
Product description3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 95%
Packaging25G
Price$3120
Updated2026-05-27
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ManufacturerACHEMBLOCK
Product numberP35244
Product description3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 95%
Packaging5G
Price$780
Updated2026-05-27
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ManufacturerACHEMBLOCK
Product numberP35244
Product description3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 95%
Packaging1G
Price$260
Updated2026-05-27
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ManufacturerAcints
Product numberACI-00552
Product description3,4-Dihydro-2H-benzo[1,4]oxazine-2-carboxylicacid;hydrochloride 95%+
Packaging10g
Price$696
Updated2021-12-16
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ManufacturerAcints
Product numberACI-00552
Product description3,4-Dihydro-2H-benzo[1,4]oxazine-2-carboxylicacid;hydrochloride 95%+
Packaging5g
Price$398.75
Updated2021-12-16
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ManufacturerAcints
Product numberACI-00552
Product description3,4-Dihydro-2H-benzo[1,4]oxazine-2-carboxylicacid;hydrochloride 95%+
Packaging1g
Price$94.25
Updated2021-12-16
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ManufacturerAcrotein
Product numberH-1555
Product description3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylicacid 97%
Packaging0.5g
Price$146.67
Updated2021-12-16
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ManufacturerAcrotein
Product numberH-1555
Product description3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 97%
Packaging5g
Price$465.5
Updated2026-05-25
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ManufacturerAcrotein
Product numberH-1555
Product description3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 97%
Packaging1g
Price$102.9
Updated2026-05-25
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ManufacturerAcrotein
Product numberH-1555
Product description3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 97%
Packaging0.5g
Price$68.6
Updated2026-05-25
Buy

ManufacturerAdvanced Chemicals Intermediatesced Chemicals Intermediates
Product numberACI-00552
Product description3,4-Dihydro-2H-benzo[1,4]oxazine-2-carboxylicacid;hydrochloride 95%+
Packaging5g
Price$398.75
Updated2021-12-16
Buy

ManufacturerAK Scientific
Product numberY4634
Product description3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylicacid
Packaging500mg
Price$538
Updated2021-12-16
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA006CD8	3,4-Dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid 95%	100mg	$38	2026-05-28	Buy
aablocks	AA006CD8	3,4-Dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid 95%	250mg	$65	2026-05-28	Buy
aablocks	AA006CD8	3,4-Dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid 95%	1g	$167	2026-05-28	Buy
aablocks	AA006CD8	3,4-Dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid 98%	10g	$1342	2026-05-28	Buy
ACHEMBLOCK	P35244	3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 95%	25G	$3120	2026-05-27	Buy
ACHEMBLOCK	P35244	3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 95%	5G	$780	2026-05-27	Buy
ACHEMBLOCK	P35244	3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 95%	1G	$260	2026-05-27	Buy
Acints	ACI-00552	3,4-Dihydro-2H-benzo[1,4]oxazine-2-carboxylicacid;hydrochloride 95%+	10g	$696	2021-12-16	Buy
Acints	ACI-00552	3,4-Dihydro-2H-benzo[1,4]oxazine-2-carboxylicacid;hydrochloride 95%+	5g	$398.75	2021-12-16	Buy
Acints	ACI-00552	3,4-Dihydro-2H-benzo[1,4]oxazine-2-carboxylicacid;hydrochloride 95%+	1g	$94.25	2021-12-16	Buy
Acrotein	H-1555	3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylicacid 97%	0.5g	$146.67	2021-12-16	Buy
Acrotein	H-1555	3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 97%	5g	$465.5	2026-05-25	Buy
Acrotein	H-1555	3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 97%	1g	$102.9	2026-05-25	Buy
Acrotein	H-1555	3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic acid 97%	0.5g	$68.6	2026-05-25	Buy
Advanced Chemicals Intermediatesced Chemicals Intermediates	ACI-00552	3,4-Dihydro-2H-benzo[1,4]oxazine-2-carboxylicacid;hydrochloride 95%+	5g	$398.75	2021-12-16	Buy
AK Scientific	Y4634	3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylicacid	500mg	$538	2021-12-16	Buy

Next Last

Properties

Melting point :175-177°
Boiling point :399.7±42.0 °C(Predicted)
Density :1.321±0.06 g/cm3(Predicted)
storage temp. :Store at Room Tem.
pka :2.02±0.20(Predicted)

Safety Information

Symbol(GHS):

Signal word:

Warning

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H302	Harmful if swallowed	Acute toxicity,oral	Category 4	Warning	P264, P270, P301+P312, P330, P501
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P302+P352	IF ON SKIN: wash with plenty of soap and water.
P304+P340	IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

3,4-Dihydro-2H-1,4-benzoxazine-2-carboxylic Acid is a building block that has been used in the sysnthesis of N-substituted benzomorpholine-2-carboxylic acid derivatives.

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3,4-DIHYDRO-2H-1,4-BENZOXAZINE-2-CARBOXYLIC ACID

Properties

Safety Information

Description

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