6,7-Dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione

Modify Date: 2026-08-06 13:08:00

6,7-Dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione structure	Common Name	6,7-Dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione
	CAS Number	20197-92-6	Molecular Weight	223.182
	Density	1.4±0.1 g/cm3	Boiling Point	N/A
	Molecular Formula	C₁₀H₉NO₅	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Summary: 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione (Chinese name: 4,5-二甲氧基靛红酸酐, CAS number: 20197-92-6, molecular formula: C10H9NO5), for research-use only, not for medical or clinical usage.

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name	6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione
Synonym	More Synonyms

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density	1.4±0.1 g/cm3
Molecular Formula	C₁₀H₉NO₅
Molecular Weight	223.182
Exact Mass	223.048065
PSA	81.53000
LogP	0.99
Index of Refraction	1.550
InChIKey	SHWCMBUPQTWNES-UHFFFAOYSA-N
SMILES	COc1cc2[nH]c(=O)oc(=O)c2cc1OC
Storage condition	2-8°C

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes	Xi
HS Code	2934999090

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

Benzyl chloroformate

CAS#:501-53-1

2-Amino-4,5-dim...

CAS#:5653-40-7

~94%

6,7-Dimethoxy-1...

CAS#:20197-92-6

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Literature: NEURO3D; UNIVERSITE LOUIS PASTEUR Patent: US2006/128695 A1, 2006 ; Location in patent: Page/Page column 20 ; US 20060128695 A1

Triphosgene

CAS#:32315-10-9

2-Amino-4,5-dim...

CAS#:5653-40-7

~96%

6,7-Dimethoxy-1...

CAS#:20197-92-6

Learn More

Literature: Carter, Malcolm C.; Alber, Dagmar G.; Baxter, Robert C.; Bithell, Sian K.; Budworth, Jo; Chubb, Ann; Cockerill, G. Stuart; Dowdell, Verity C. L.; Henderson, Elisa A.; Keegan, Sally J.; Kelsey, Richard D.; Lockyer, Michael J.; Stables, Jeremy N.; Wilson, Lara J.; Powell, Kenneth L. Journal of Medicinal Chemistry, 2006 , vol. 49, # 7 p. 2311 - 2319

2-[(ethoxycarbo...

CAS#:21560-74-7

6,7-Dimethoxy-1...

CAS#:20197-92-6

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Literature: Journal of Medicinal Chemistry, , vol. 25, # 6 p. 703 - 708

2-Amino-4,5-dim...

CAS#:5653-40-7

6,7-Dimethoxy-1...

CAS#:20197-92-6

Learn More

Literature: Journal of Medicinal Chemistry, , vol. 25, # 6 p. 703 - 708

Methyl 3,4-dime...

CAS#:2150-38-1

6,7-Dimethoxy-1...

CAS#:20197-92-6

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Literature: Organic Preparations and Procedures International, , vol. 36, # 4 p. 341 - 345

Methyl 4,5-dime...

CAS#:26791-93-5

6,7-Dimethoxy-1...

CAS#:20197-92-6

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Literature: Organic Preparations and Procedures International, , vol. 36, # 4 p. 341 - 345

phosgene

CAS#:75-44-5

2-Amino-4,5-dim...

CAS#:5653-40-7

6,7-Dimethoxy-1...

CAS#:20197-92-6

Learn More

Literature: Journal of medicinal chemistry, , vol. 11, # 1 p. 130 - 136

phosgene

CAS#:75-44-5

Methyl 2-amino-...

CAS#:26759-46-6

6,7-Dimethoxy-1...

CAS#:20197-92-6

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Literature: Synthesis, , # 5 p. 391 - 392

Methyl 2-amino-...

CAS#:26759-46-6

Sodium cyanate

CAS#:917-61-3

6,7-Dimethoxy-1...

CAS#:20197-92-6

6,7-Dimethoxyqu...

CAS#:28888-44-0

Learn More

Literature: Organic Preparations and Procedures International, , vol. 36, # 4 p. 341 - 345

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor 8
CAS#:501-53-1 Benzyl chloroformate CAS#:5653-40-7 2-Amino-4,5-dim... CAS#:32315-10-9 Triphosgene CAS#:2150-38-1 Methyl 3,4-dime...
CAS#:26791-93-5 Methyl 4,5-dime... CAS#:75-44-5 phosgene CAS#:26759-46-6 Methyl 2-amino-... CAS#:917-61-3 Sodium cyanate
DownStream 6
CAS#:16175-67-0 2-Amino-6,7-dim... CAS#:17148-62-8 4(3H)-Quinazoli... CAS#:37429-98-4 2-amino-4,5-dim... CAS#:95274-63-8 6,7-dimethoxy-2...
CAS#:57384-36-8 6,7-dimethoxy-1... CAS#:61471-51-0 7,8-dimethoxy-3...

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

6,7-dimethoxy-1H-3,1-benzoxazine-2,4-dione

MFCD03426390

6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione

6,7-dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What English synonyms does 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione have?

A: English synonyms of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione: 6,7-dimethoxy-1H-3,1-benzoxazine-2,4-dione, MFCD03426390, 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione, 6,7-dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione.

Q: What are the upstream materials of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione?

A: Related upstream materials(CAS) of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione: 501-53-1;5653-40-7;32315-10-9;2150-38-1;26791-93-5;75-44-5;26759-46-6;917-61-3.

Q: What is the CAS number of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione?

A: CAS number of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione is 20197-92-6.

Q: What is the LogP of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione?

A: LogP of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione is 0.99.

Q: What is the molecular formula of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione?

A: Molecular formula of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione is C10H9NO5.

Q: What is the molecular weight of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione?

A: Molecular weight of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione is 223.182.

Q: What are the downstream products of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione?

A: Related downstream products(CAS) of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione: 16175-67-0;17148-62-8;37429-98-4;95274-63-8;57384-36-8;61471-51-0.

Q: What is the InChIKey of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione?

A: InChIKey of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione is SHWCMBUPQTWNES-UHFFFAOYSA-N.

Q: What are the storage conditions for 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione?

A: Storage conditions for 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione: 2-8°C.

Q: What is the English name of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione?

A: The English name of 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione is 6,7-Dimethoxy-2H-3,1-benzoxazine-2,4(1H)-dione.

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd

Dayang Chem (Hangzhou) Co., Ltd.

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 6,7-Dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione
Price: Check
Purity: 97.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,5-Dimethoxy-isatoic anhydride
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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6,7-Dimethoxy-1H-benzo[d][1,3]oxazine-2,4-dione

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