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D-2-Amino-4-methylpentanoic acid

D-2-Amino-4-methylpentanoic acid structure

CAS No.: 328-38-1

Chemical Name:: D-2-Amino-4-methylpentanoic acid

Synonyms: D-LEUCINE;D-LEU;H-D-LEU-OH;D-Leu-OH;(R)-LEUCINE;(R)-2-AMINO-4-METHYLPENTANOIC ACID;(R)-2-AMINO-4-METHYLVALERIC ACID;d-leucin;NSC 77687;D-LeuClne

CBNumber:: CB6677228

Molecular Formula:: C6H13NO2

Molecular Weight:: 131.17

MDL Number:: MFCD00063088

MOL File:: 328-38-1.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 01:17:45

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D-2-Amino-4-methylpentanoic acid Properties

Melting point	>300 °C(lit.)
alpha	-15.45 º (c=4, 6N HCl)
Boiling point	225.8±23.0 °C(Predicted)
Density	1.2930 (estimate)
refractive index	-15 ° (C=4, 6mol/L HCl)
storage temp.	Keep in dark place,Inert atmosphere,Room temperature
solubility	Aqueous Acid (Sparingly), Water (Slightly)
form	Crystalline Powder, Crystals, or Flakes
pka	2.55±0.21(Predicted)
color	White
optical activity	[α]23/D 14.7°, c = 2 in 5 M HCl
Water Solubility	24 g/L (25 ºC)
BRN	1721721
InChI	1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m1/s1
InChIKey	ROHFNLRQFUQHCH-RXMQYKEDSA-N
SMILES	CC(C)C[C@@H](N)C(O)=O
LogP	0.799 (est)
CAS DataBase Reference	328-38-1(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	965COD96YA
NIST Chemistry Reference	D-Leucine(328-38-1)
EPA Substance Registry System	D-Leucine (328-38-1)
UNSPSC Code	12352209
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P271-P280

Hazard Codes

Risk Statements

36/37/38

Safety Statements

22-24/25-36-26

WGK Germany

RTECS

OH2840000

TSCA

TSCA listed

HS Code

29224995

Storage Class

11 - Combustible Solids

NFPA 704

	0
0		0

D-2-Amino-4-methylpentanoic acid price More Price(93)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	855448	D-Leucine ReagentPlus , 99%	328-38-1	2.5g	$74.2	2026-04-30	Buy
Sigma-Aldrich	855448	D-Leucine ReagentPlus , 99%	328-38-1	10g	$149	2026-04-30	Buy
TCI Chemical	L0027	D-Leucine >98.0%(T)	328-38-1	5g	$25	2026-04-30	Buy
TCI Chemical	L0027	D-Leucine >98.0%(T)	328-38-1	25g	$80	2026-04-30	Buy
Usbiological	L2020-10	D-Leucine, 99+%	328-38-1	25g	$235	2026-06-03	Buy

Product number	Packaging	Price	Buy
855448	2.5g	$74.2	Buy
855448	10g	$149	Buy
L0027	5g	$25	Buy
L0027	25g	$80	Buy
L2020-10	25g	$235	Buy

D-2-Amino-4-methylpentanoic acid Chemical Properties,Uses,Production

Chemical Properties

White powder

Uses

D-Leucine is used in the formation of sterols. It is also used as a selectable marker.

Definition

ChEBI: The D-enantiomer of leucine.

reaction suitability

reaction type: solution phase peptide synthesis

IC 50

Human Endogenous Metabolite

D-2-Amino-4-methylpentanoic acid Preparation Products And Raw materials

Raw materials

DL-Leucine 2-Oxazolidinone, 3-(4-methyl-1-oxopentyl)-4-(phenylmethyl)-, (4S)- N-Benzyl-L-leucine (2S)-2-Amino-5-hexenoic acid 4-Methyl-2-oxovaleric acid

H-D-Leu-NH2 Pseudoephedrine

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Preparation Products

BOC-D-Leucine monohydrate Boc-D-leucinol D-Alanine D-Isoleucine, 4-methyl- Cbz-D-Leucinol

N-[(1R)-1-(Hydroxydiphenylmethyl)-3-methylbutyl]-D-prolinamide (R)-2-bromo-4-methylpentanoic acid

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D-2-Amino-4-methylpentanoic acid Suppliers

Global( 582)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Luoyang Huarong Biotechnology Co., Ltd	037960690061 17538871686	lyhrsw111@163.com	China	30	58
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Taizhou Tianhong Biochemistry Technology Co., Ltd.	0523-86132544 15366717810	sales@thbiochem.com	China	407	55
Wuxi maimo topp biotechnology co., LTD	15061806929	linda-fu@mimotopes.cn	China	5795	58
Zhejiang Lvchuang Biotechnology CO., LTD	18855092084	wangbolun@enlogics.com.cn	China	37	58
Huanggang Senyang Chemical Co., LTD	0713-8205211 17671088222	413248427@qq.com	China	193	58
Hubei Hengluyuan Technology co.ltd	027-88188016 18717196322	1764683941@qq.com	China	5944	58
Nanjing Redwood Fine Chemical Co., Ltd.	158-05183379 15805183379	zjp@redwood.com.cn	China	255	60
Xinxiang Each Biotechnology co.,Ltd.	0373-5799336 18237327559	niujie@xxycsw.com	China	21	58
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76

Supplier	Advantage
Luoyang Huarong Biotechnology Co., Ltd	58
Shanghai Hanhong Scientific Co.,Ltd.	64
Taizhou Tianhong Biochemistry Technology Co., Ltd.	55
Wuxi maimo topp biotechnology co., LTD	58
Zhejiang Lvchuang Biotechnology CO., LTD	58
Huanggang Senyang Chemical Co., LTD	58
Hubei Hengluyuan Technology co.ltd	58
Nanjing Redwood Fine Chemical Co., Ltd.	60
Xinxiang Each Biotechnology co.,Ltd.	58
J & K SCIENTIFIC LTD.	76

View Lastest Price from D-2-Amino-4-methylpentanoic acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-09-14	D-2-Amino-4-methylpentanoic acid 328-38-1	$75.00-100.00	1kg	99%	5000	HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
2026-09-14	H-D-Leu-OH 328-38-1		1kg	99%	1T+	Sichuan HongRi Pharma-Tech Co.,Ltd
2026-09-11	D-Leucine 328-38-1		1KG	98%min	1000kg	WUHAN FORTUNA CHEMICAL CO., LTD

D-2-Amino-4-methylpentanoic acid
328-38-1
$75.00-100.00
99%
HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD

H-D-Leu-OH
328-38-1
99%
Sichuan HongRi Pharma-Tech Co.,Ltd

D-Leucine
328-38-1
$0.00
98%min
WUHAN FORTUNA CHEMICAL CO., LTD

D-2-Amino-4-methylpentanoic acid Spectrum

D-2-Amino-4-methylpentanoic acid(328-38-1)MS D-2-Amino-4-methylpentanoic acid(328-38-1)¹HNMR D-2-Amino-4-methylpentanoic acid(328-38-1)IR1 D-2-Amino-4-methylpentanoic acid(328-38-1)IR2 D-2-Amino-4-methylpentanoic acid(328-38-1)Raman

328-38-1(D-2-Amino-4-methylpentanoic acid)Related Search:

L-Leucine D-(-)-Asparagine monohydrate D-Methionine Poly-D-leucine (2R,3R)-2-Amino-3-methylpentanoic acid

N-Cbz-D-Leucine N-Acetyl-D-leucine Fmoc-D-leucine Boc-N-methyl-D-leucine D-2-Amino-4-methylpentanoic acid

D-Leucine methyl ester hydrochloride BOC-D-Leucine monohydrate L-Isoleucine beta-t-Butyl-D-alanine Glycyl-D-leucine

D-Cysteine hydrochloride monohydrate H-Tyr-D-Ala-Gly-Phe-D-Leu-OH Boc-D-Leu-OH H2O

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D-Leucine≥ 99.5% (anhydrous assay) (R)-(-)-LEUCINE (R)-2-AMINO-4-METHYLPENTANOIC ACID (R)-2-AMINO-4-METHYLVALERIC ACID D-HOMO-VALINE D-2-AMINO-4-METHYLPENTANOIC ACID D-2-Amino-4-methylvaleric acid D-LEUCINE, 99% (97% EE/GLC) D-Leucine,>99% D-Leucine/CH78985 H-D-LEUCINE D-Leucine (9CI) Leucine, D- (8CI) NSC 77687 d-leucin Leucine, D- D-LACTULOSE OCTAACETATE D-LEUCINE extrapure (2R)-2-Amino-4-methylpentanoic acid D-Leucine ReagentPlus(R), 99% D-Leucine Vetec(TM) reagent grade, 97% D-LeuClne D-Leucine, 99% 10GR H-D-Leu-OH (D-Leucine) (2R)-2-Amino-4-methylpentanoic acid, (2R)-2-Amino-4-methylvaleric acid, H-D-Leu-OH D-Leucine> D-2-Amino-4-methylpentanoic acid USP/EP/BP dextro-leucine D-2-Amino-4-methylpentanoic acid,328-38-1 D-Leucine (9CI, ACI) D-Leucine (R)-LEUCINE D-LEU D-LEUCINE D-Leu-OH H-D-LEU-OH 328-38-1 328-28-1 Specialty Synthesis Peptide Synthesis Leucine AMINE Amino Acid Derivatives amnio acid amino acid Leucine [Leu, L] Amino Acids and Derivatives alpha-Amino Acids Amino Acids Biochemistry Amino Acids