4-BROMO-3-HYDROXYBENZALDEHYDE

Modify Date: 2025-08-25 15:34:45

4-BROMO-3-HYDROXYBENZALDEHYDE Structure
4-BROMO-3-HYDROXYBENZALDEHYDE structure
Common Name 4-BROMO-3-HYDROXYBENZALDEHYDE
CAS Number 20035-32-9 Molecular Weight 201.01700
Density 1.737 g/cm3 Boiling Point 265.03ºC at 760 mmHg
Molecular Formula C7H5BrO2 Melting Point 132ºC
MSDS N/A Flash Point 114.087ºC

Summary: 4-Bromo-3-hydroxybenzaldehyde (Chinese name: 4-溴-3-羟基苯甲醛,CAS number: 20035-32-9) is a white solid with molecular formula C7H5BrO2 and molecular weight 201.01700. Its melting point is 132ºC and boiling point is 265.03ºC at 760 mmHg, with a density of 1.737 g/cm3. For research-use only, not for medical or clinical usage.


 Names

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

Name 4-Bromo-3-hydroxybenzaldehyde
Synonym More Synonyms

 Chemical & Physical Properties

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

Density 1.737 g/cm3
Boiling Point 265.03ºC at 760 mmHg
Melting Point 132ºC
Molecular Formula C7H5BrO2
Molecular Weight 201.01700
Flash Point 114.087ºC
Exact Mass 199.94700
PSA 37.30000
LogP 1.96720
InChIKey USCBCBWUZOPHNV-UHFFFAOYSA-N
SMILES O=Cc1ccc(Br)c(O)c1

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

Material Safety Data Sheet

Section1. Identification of the substance
Product Name: 4-Bromo-3-hydroxybenzaldehyde
Synonyms:

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

Section3. Composition/information on ingredients.
Ingredient name:4-Bromo-3-hydroxybenzaldehyde
CAS number:20035-32-9

Section4. First aid measures
Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels, refrigerated.
Storage:

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Appearance:Not specified
Boiling point:No data
No data
Melting point:
Flash point:No data
Density:No data
Molecular formula:C7H5BrO2
Molecular weight:201.0

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, hydrogen bromide.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

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

HS Code 2913000090

 Synthetic Route

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

~95%

4-BROMO-3-HYDROXYBENZALDEHYDE Structure

4-BROMO-3-HYDRO...

CAS#:20035-32-9

Learn More
Literature: Borikar, Sanjay P.; Daniel, Thomas; Paul, Vincent Synthetic Communications, 2010 , vol. 40, # 5 p. 647 - 653

~0%

4-BROMO-3-HYDROXYBENZALDEHYDE Structure

4-BROMO-3-HYDRO...

CAS#:20035-32-9

Learn More
Literature: Bovonsombat, Pakorn; Ali, Rameez; Khan, Chiraphorn; Leykajarakul, Juthamard; Pla-On, Kawin; Aphimanchindakul, Suraj; Pungcharoenpong, Natchapon; Timsuea, Nisit; Arunrat, Anchalee; Punpongjareorn, Napat Tetrahedron, 2010 , vol. 66, # 34 p. 6928 - 6935

~0%

4-BROMO-3-HYDROXYBENZALDEHYDE Structure

4-BROMO-3-HYDRO...

CAS#:20035-32-9

Learn More
Literature: Tietze, Lutz F.; Brasche, Gordon; Grube, Alexander; Boehnke, Niels; Stadler, Christian Chemistry - A European Journal, 2007 , vol. 13, # 30 p. 8543 - 8563

 Precursor & DownStream

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

Precursor  1

DownStream  1

 Customs

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

HS Code 2913000090
Summary HS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0%

 Synonyms

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

Benzaldehyde,4-bromo-3-hydroxy
4-bromo-3-hydroxy-benzaldehyde
4-bromanyl-3-oxidanyl-benzaldehyde

 4-BROMO-3-HYDROXYBENZALDEHYDE | FAQ

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

Q: What is the CAS number of 4-Bromo-3-hydroxybenzaldehyde?
A: CAS number of 4-Bromo-3-hydroxybenzaldehyde is 20035-32-9.
Q: What is the molecular weight of 4-Bromo-3-hydroxybenzaldehyde?
A: Molecular weight of 4-Bromo-3-hydroxybenzaldehyde is 201.01700.
Q: What is the melting point of 4-Bromo-3-hydroxybenzaldehyde?
A: Melting point of 4-Bromo-3-hydroxybenzaldehyde is 132ºC.
Q: What is the polar surface area (PSA) of 4-Bromo-3-hydroxybenzaldehyde?
A: Polar surface area (PSA) of 4-Bromo-3-hydroxybenzaldehyde is 37.30000.
Q: What are the downstream products of 4-Bromo-3-hydroxybenzaldehyde?
A: Related downstream products(CAS) of 4-Bromo-3-hydroxybenzaldehyde: 43192-34-3.
Q: What is the boiling point of 4-Bromo-3-hydroxybenzaldehyde?
A: Boiling point of 4-Bromo-3-hydroxybenzaldehyde is 265.03ºC at 760 mmHg.
Q: What English synonyms does 4-Bromo-3-hydroxybenzaldehyde have?
A: English synonyms of 4-Bromo-3-hydroxybenzaldehyde: Benzaldehyde,4-bromo-3-hydroxy, 4-bromo-3-hydroxy-benzaldehyde, 4-bromanyl-3-oxidanyl-benzaldehyde.
Q: What is the English name of 4-Bromo-3-hydroxybenzaldehyde?
A: The English name of 4-Bromo-3-hydroxybenzaldehyde is 4-Bromo-3-hydroxybenzaldehyde.
Q: What is the SMILES notation of 4-Bromo-3-hydroxybenzaldehyde?
A: SMILES notation of 4-Bromo-3-hydroxybenzaldehyde is O=Cc1ccc(Br)c(O)c1.
Q: What is the molecular formula of 4-Bromo-3-hydroxybenzaldehyde?
A: Molecular formula of 4-Bromo-3-hydroxybenzaldehyde is C7H5BrO2.

 4-BROMO-3-HYDROXYBENZALDEHYDEfactory

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.
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