2-Chloro-5-nitrobenzaldehyde

Modify Date: 2025-08-21 17:15:55

2-Chloro-5-nitrobenzaldehyde Structure
2-Chloro-5-nitrobenzaldehyde structure
 Common Name 2-Chloro-5-nitrobenzaldehyde
CAS Number 6361-21-3 Molecular Weight 185.565
Density 1.5±0.1 g/cm3 Boiling Point 290.3±25.0 °C at 760 mmHg
Molecular Formula C7H4ClNO3 Melting Point 75-77 °C(lit.)
MSDS Chinese USA Flash Point 129.4±23.2 °C

 Names

Name 2-Chloro-5-nitrobenzaldehyde
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 290.3±25.0 °C at 760 mmHg
Melting Point 75-77 °C(lit.)
Molecular Formula C7H4ClNO3
Molecular Weight 185.565
Flash Point 129.4±23.2 °C
Exact Mass 184.987976
PSA 62.89000
LogP 2.50
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.630
InChIKey VFVHWCKUHAEDMY-UHFFFAOYSA-N
SMILES O=Cc1cc([N+](=O)[O-])ccc1Cl

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CU5220000
CHEMICAL NAME :
Benzaldehyde, 2-chloro-5-nitro-
CAS REGISTRY NUMBER :
6361-21-3
BEILSTEIN REFERENCE NO. :
0743764
LAST UPDATED :
199712
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C7-H4-Cl-N-O3
MOLECULAR WEIGHT :
185.57
WISWESSER LINE NOTATION :
WNR DG CVH

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>3200 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0555310
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3200 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0555310
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#00052 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
12390 mg/kg/14D-C
TOXIC EFFECTS :
Endocrine - changes in spleen weight Endocrine - changes in thyroid weight Blood - other changes
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0555310

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S22-S24/25-S37/39-S26
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS CU5220000

 Synthetic Route

2-Chlorobenzaldehyde structure

2-Chlorobenzaldehyde

CAS#:89-98-5

~81%

2-Chloro-5-nitrobenzaldehyde Structure

2-Chloro-5-nitr...

CAS#:6361-21-3

Literature: Parshad; Sharma Journal of the Indian Chemical Society, 1989 , vol. 66, # 2 p. 106 - 109
methylselanylbenzene structure

methylselanylbenzene

CAS#:4346-64-9

(-)-(S,S)-3-(2-Chloro-5-nitrophenyl)-2-(d-2-oxo-10-bornylsulfonyl)oxaziridine structure

(-)-(S,S)-3-(2-...

CAS#:81310-08-9

~43%

phenylmethyl selenoxide structure

phenylmethyl se...

CAS#:25862-09-3

N-(methylbenzeneselenide)-d-10-camphorsulfonimide structure

N-(methylbenzen...

CAS#:88141-34-8

Detail
Literature: Tetrahedron, , vol. 41, # 21 p. 4747 - 4758
methylselanylbenzene structure

methylselanylbenzene

CAS#:4346-64-9

(R,R)-(+)-2-(d-10-camphorsulfonyl)-3-(2-chloro-5-nitrophenyl)oxaziridine structure

(R,R)-(+)-2-(d-...

CAS#:81369-89-3

~44%

phenylmethyl selenoxide structure

phenylmethyl se...

CAS#:25862-09-3

N-(methylbenzeneselenide)-d-10-camphorsulfonimide structure

N-(methylbenzen...

CAS#:88141-34-8

Detail
Literature: Tetrahedron, , vol. 41, # 21 p. 4747 - 4758
N/A structure

N/A

CAS#:82679-82-1

~%

phenylmethyl selenoxide structure

phenylmethyl se...

CAS#:25862-09-3

2-Chloro-5-nitrobenzaldehyde Structure

2-Chloro-5-nitr...

CAS#:6361-21-3

Literature: Tetrahedron, , vol. 41, # 21 p. 4747 - 4758
phenylmethyl selenoxide structure

phenylmethyl se...

CAS#:25862-09-3

N/A structure

N/A

CAS#:82679-82-1

~%

N-(methylbenzeneselenide)-d-10-camphorsulfonimide structure

N-(methylbenzen...

CAS#:88141-34-8

2-Chloro-5-nitrobenzaldehyde Structure

2-Chloro-5-nitr...

CAS#:6361-21-3

Literature: Tetrahedron, , vol. 41, # 21 p. 4747 - 4758

 Articles3

More Articles
(E,Z)-2-(2-chloro-5-nitrostyryl)-1-(1-propenyl)benzimidazole.

Acta Crystallogr. C 53 ( Pt 7) , 907-9, (1997)

The title compound, C18H14ClN3O2, was synthesized by the condensation of 2-chloro-5-nitrobenzaldehyde with 2-methyl-1-propenylbenzimidazole, and the molecule comprises a 2-chloro-5-nitrobenzene and a ...

Morita-Baylis-Hillman route to 4H-pyrrolo [1, 2-a][1] benzazepine derivatives. Park SP, et al.

Tetrahedron 65(24) , 4703-4708, (2009)

Reactions of 5-amino-1, 2-azoles with aromatic and heterocyclic o-chloroaldehydes:[1+ 1] versus [2+ 1] cyclocondensation. Abramov MA, et al.

Tetrahedron 57(44) , 9123-9129, (2001)

 Synonyms

2-Chloro-5-nitrobenzaldehyde
MFCD00007293
EINECS 228-830-0
Benzaldehyde, 2-chloro-5-nitro-
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