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N-(2,4-Dinitrophenyl)-L-proline

N-(2,4-Dinitrophenyl)-L-proline structure

CAS No.: 1655-55-6

Chemical Name:: N-(2,4-Dinitrophenyl)-L-proline

Synonyms: DNP-PRO-OH;DNP-PROLINE;DNP-L-PROLINE;N-DNP-L-PROLINE;N-2,4-DNP-L-PROLINE;N-Dnp-L-proline Dnp-Pro-OH;2,4-DINITROPHENYL-L-PROLINE;2,4-Dinitrophenyl-1-proline;1-(2,4-dinitrophenyl)-L-proline;N-(2,4-Dinitrophenyl)-L-proline

CBNumber:: CB6737861

Molecular Formula:: C11H11N3O6

Molecular Weight:: 281.22

MDL Number:: MFCD00037319

MOL File:: 1655-55-6.mol

MSDS File:: SDS

Last updated:2026-09-12 18:54:23

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N-(2,4-Dinitrophenyl)-L-proline Properties

Melting point	140 °C
Boiling point	531.0±50.0 °C(Predicted)
Density	1.563±0.06 g/cm3(Predicted)
refractive index	-682.5 ° (C=0.5, AcOH)
storage temp.	−20°C
solubility	soluble in Ethanol
form	powder to crystal
pka	3.66±0.20(Predicted)
color	Light yellow to Yellow to Orange
CAS DataBase Reference	1655-55-6(CAS DataBase Reference)

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS02

Signal word

Danger

Hazard statements

H228

Precautionary statements

P210-P240-P241-P280

RIDADR

1325

WGK Germany

HS Code

2922.49.3700

HazardClass

4.1

PackingGroup

NFPA 704

	1
0		1

N-(2,4-Dinitrophenyl)-L-proline price More Price(17)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	D1036	N-(2,4-Dinitrophenyl)-L-proline >98.0%(HPLC)(T)	1655-55-6	1g	$122	2026-04-30	Buy
TCI Chemical	D1036	N-(2,4-Dinitrophenyl)-L-proline >98.0%(HPLC)(T)	1655-55-6	100mg	$28	2026-04-30	Buy
ChemScene	CS-0447742	Dnp-Pro-OH ≥98%	1655-55-6	1g	$140	2026-06-04	Buy
aablocks	AA003S5C	1-(2,4-Dinitrophenyl)-L-proline >98.0%(T)(HPLC)	1655-55-6	100mg	$23	2026-05-28	Buy
aablocks	AA003S5C	1-(2,4-Dinitrophenyl)-L-proline >98.0%(T)(HPLC)	1655-55-6	1g	$98	2026-05-28	Buy

Product number	Packaging	Price	Buy
D1036	1g	$122	Buy
D1036	100mg	$28	Buy
CS-0447742	1g	$140	Buy
AA003S5C	100mg	$23	Buy
AA003S5C	1g	$98	Buy

N-(2,4-Dinitrophenyl)-L-proline Chemical Properties, Uses, Production

Uses

Dnp-Pro-OH is a kind of biochemical reagent.

Definition

ChEBI: The L-stereoisomer of N-(2,4-dinitrophenyl)proline, a proline derivative having a 2,4-dinitrophenyl substituent on nitrogen.

References

[1] Bergmeyer, et al. "Biochemical reagents." Methods of Enzymatic Analysis. Academic Press, 1965. 967-1037.

N-(2,4-Dinitrophenyl)-L-proline Preparation Products And Raw materials

Raw materials

Preparation Products

N-Nitroso-L-proline

N-(2,4-Dinitrophenyl)-L-proline Suppliers

Global Suppliers ( 73)

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Chemsky (shanghai) International Co.,Ltd	021-50135380	shchemsky@sina.com	China	15350	60
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28364	80
TCI Europe	320-37350700	sales@tcieurope.eu	Europe	23654	75
TCI AMERICA	800-4238616	sales@tciamerica.com	Americas	23636	75
9ding chemical ( Shanghai) Limited	4009209199	sales@9dingchem.com	China	22497	55

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Shanghai Hanhong Scientific Co.,Ltd.	64
Chemsky (shanghai) International Co.,Ltd	60
TOKYO CHEMICAL INDUSTRY CO., LTD.	80
TCI Europe	75
TCI AMERICA	75
9ding chemical ( Shanghai) Limited	55

View Latest Price from N-(2,4-Dinitrophenyl)-L-proline manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2020-01-09	N-(2,4-DINITROPHENYL)-L-PROLINE 1655-55-6	$1.00	1g	≥98%		Career Henan Chemical Co

N-(2,4-DINITROPHENYL)-L-PROLINE
1655-55-6
$1.00
≥98%
Career Henan Chemical Co

N-(2,4-Dinitrophenyl)-L-proline Spectrum

N-(2,4-DINITROPHENYL)-L-PROLINE(1655-55-6)MS N-(2,4-DINITROPHENYL)-L-PROLINE(1655-55-6)IR1 N-(2,4-DINITROPHENYL)-L-PROLINE(1655-55-6)IR2

1655-55-6 (N-(2,4-Dinitrophenyl)-L-proline) Related Search:

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1of4

N-DNP-L-PROLINE N-ALPHA-2,4-DINITROPHENYL-L-PROLINE N-2,4-DNP-L-PROLINE 2,4-DINITROPHENYL-L-PROLINE DNP-PROLINE DNP-PRO-OH DNP-L-PROLINE 1-(2,4-dinitrophenyl)-L-proline 2,4-Dinitrophenyl-1-proline (2S)-1-(2,4-Dinitrophenyl)pyrrolidine-2-carboxylic acid N-Dnp-L-proline Dnp-Pro-OH N-(2,4-Dinitrophenyl)-L-proline (S)-1-(2,4-Dinitrophenyl)pyrrolidine-2-carboxylic acid N-(2,4-Dinitrophenyl)-L-proline > L-Proline, 1-(2,4-dinitrophenyl)- N-(2,4-DINITROPHENYL)-L-PROLINE USP/EP/BP N-(2,4-Dinitrophenyl)-L-proline 1655-55-6 C11H11N3O6 Biochemicals and Reagents Amino Acids and Peptides Amino Acid Analysis Reagents Amino Acid Analysis BioChemical Peptide Analysis and Characterization Protected & Labeled Amino Acids DNP-Amino Acids Amino Acids (N-Protected) pharmacetical Amino Acids Amino Acids (N-Protected) Biochemistry DNP-Amino Acids intermediate