Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5-Chloro-2-hydroxybenzaldehyde
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 5-Chloro-2-hydroxybenzaldehyde
Price: ￥118.0/25g ￥348.0/100g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

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

635-93-8

635-93-8 structure

635-93-8 structure

Name: 5-Chloro-2-hydroxybenzaldehyde
Chemical Name: 5-Chlorosalicylaldehyde
CAS Number: 635-93-8
Molecular Formula: C₇H₅ClO₂
Molecular Weight: 156.566
Catalog: Chemical reagent Organic reagent Aromatic aldehyde (containing acetal, hemiacetal)
Create Date: 2018-08-12 18:42:30
Modify Date: 2025-08-20 16:47:13

Name	5-Chlorosalicylaldehyde
Synonyms	5-chloro-salicylaldehyde 5-Chlor-2-hydroxybenzolcarbaldehyd Benzaldehyde, 5-chloro-2-hydroxy- 5-Chloro-2-hydroxybenzaldehyde 5-Chlorosalicylaldehyde EINECS 211-244-4 MFCD00003331

Density	1.4±0.1 g/cm3
Boiling Point	228.8±20.0 °C at 760 mmHg
Melting Point	100-102 °C(lit.)
Molecular Formula	C₇H₅ClO₂
Molecular Weight	156.566
Flash Point	92.2±21.8 °C
Exact Mass	155.997803
PSA	37.30000
LogP	2.57
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.632

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VN5450000

CHEMICAL NAME :: Salicylaldehyde, 5-chloro-

CAS REGISTRY NUMBER :: 635-93-8

BEILSTEIN REFERENCE NO. :: 0636632

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C7-H5-Cl-O2

MOLECULAR WEIGHT :: 156.57

WISWESSER LINE NOTATION :: VHR BQ EG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#05073

Symbol	GHS07, GHS09
Signal Word	Warning
Hazard Statements	H315-H319-H335-H400
Precautionary Statements	P261-P273-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S24/25-S36/37/39
RIDADR	UN2811/6.1/PG III
WGK Germany	3
RTECS	VN5450000
HS Code	2913000090

Precursor 9
90-02-8 50-00-0 106-48-9 100-97-0
1570-64-5 67-66-3 1116-76-3 7732-18-5
321-14-2
DownStream 10
108154-54-7 106202-45-3 108154-50-3 108154-57-0
321-14-2 306935-54-6 38220-75-6 55877-79-7
14440-47-2 141266-44-6

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%

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