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Lhrh

Also known as Gonadoliberin, Luliberin, pyroGlu-His-Trp-Ser-Tyr-Gly-Leu-Arg-Pro-Gly-NH2, LHRH, human

CAS 9034-40-6Formula C55H75N17O13Molar mass 1,182.31 g/molEC 232-895-0
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Lhrh chemical structure, C55H75N17O13, CAS 9034-40-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
9034-40-6
Formula
C55H75N17O13
Molar mass
1,182.31 g/mol
EC number
232-895-0
HS code
293329
Category
Peptides

What is Lhrh?

Plain description, key identifiers and synonyms

Lhrh is a chemical substance with the molecular formula C55H75N17O13 and a molar mass of 1,182.31 g/mol. Its CAS registry number is 9034-40-6. The IUPAC name is N-[1-[[1-[[1-[[1-[[2-[[1-[[1-[2-[(2-amino-2-oxoethyl)carbamoyl]pyrrolidin-1-yl]-5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-2-oxoethyl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]-5-oxopyrrolidine-2-carboxamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N-[1-[[1-[[1-[[1-[[2-[[1-[[1-[2-[(2-amino-2-oxoethyl)carbamoyl]pyrrolidin-1-yl]-5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-2-oxoethyl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]-5-oxopyrrolidine-2-carboxamide
CAS number
9034-40-6Other or deprecated CAS: 33515-09-2, 6918-09-8
EC number
232-895-0
Molecular formula
C55H75N17O13
MDL number
MFCD00133489
InChIKey
XLXSAKCOAKORKW-UHFFFAOYSA-N
InChI
InChI=1S/C55H75N17O13/c1-29(2)19-38(49(80)67-37(9-5-17-60-55(57)58)54(85)72-18-6-10-43(72)53(84)62-25-44(56)75)66-46(77)26-63-47(78)39(20-30-11-13-33(74)14-12-30)68-52(83)42(27-73)71-50(81)40(21-31-23-61-35-8-4-3-7-34(31)35)69-51(82)41(22-32-24-59-28-64-32)70-48(79)36-15-16-45(76)65-36/h3-4,7-8,11-14,23-24,28-29,36-43,61,73-74H,5-6,9-10,15-22,25-27H2,1-2H3,(H2,56,75)(H,59,64)(H,62,84)(H,63,78)(H,65,76)(H,66,77)(H,67,80)(H,68,83)(H,69,82)(H,70,79)(H,71,81)(H4,57,58,60)
SMILES (canonical and isomeric)
CC(C)CC(C(=O)NC(CCCN=C(N)N)C(=O)N1CCCC1C(=O)NCC(=O)N)NC(=O)CNC(=O)C(CC2=CC=C(C=C2)O)NC(=O)C(CO)NC(=O)C(CC3=CNC4=CC=CC=C43)NC(=O)C(CC5=CN=CN5)NC(=O)C6CCC(=O)N6

Synonyms

  • Gonadoliberin, Luliberin
  • pyroGlu-His-Trp-Ser-Tyr-Gly-Leu-Arg-Pro-Gly-NH2
  • LHRH, human
  • LH-RH Sea Bream
  • pEHWSYGLRPG-NH

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
1,182.31 g/molcalc.
Exact mass
1,181.573 Dacalc.
LogP (octanol/water)
-4.39calc.
Topological polar surface area
474.6 Ųcalc.
Hydrogen bond donors
16calc.
Hydrogen bond acceptors
15calc.
Rotatable bonds
31calc.
Heavy atoms
85calc.
Rings
6calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.47calc.
Formal charge
0calc.
Stereocentres
8calc.
Lipinski rule of five
Fails (3 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C(CNC(=O)CNC(=O)C(Cc1ccccc1)NC(=O)CNC(=O)C(Cc1c[nH]c2ccccc12)NC(=O)C(Cc1cnc[nH]1)NC(=O)C1CCC(=O)N1)NCC(=O)N1CCCC1

O=C(CNC(=O)CNC(=O)C(Cc1ccccc1)NC(=O)CNC(=O)C(Cc1c[nH]c2ccccc12)NC(=O)C(Cc1cnc[nH]1)NC(=O)C1CCC(=O)N1)NCC(=O)N1CCCC1

6 rings, 64 atoms.

81 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Lhrh suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 15 suppliers
15 of 15 offers

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Where suppliers are based

15 suppliers in 4 countries

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Lhrh price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Inactive in US commerce, Regulatory flags: Exempt from Chemical Data Reporting

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Lhrh is traded under.

HS 2933.29Indicative HS code

Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the…

World exports in 2024
$1.43B
−7.6% vs 2023, imports $1.47B
2019 to 2024
Top exporters
  1. China28.1%
  2. France * partner reported12.7%
  3. India * partner reported10.3%
Top importers
  1. United Kingdom13.0%
  2. United States7.9%
  3. China6.5%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Lhrh is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Lhrh, based on the data on this page

What is Lhrh?

Lhrh is a chemical substance with the molecular formula C55H75N17O13 and a molar mass of 1,182.31 g/mol. Its CAS registry number is 9034-40-6.

What is the CAS number of Lhrh?

The CAS registry number of Lhrh is 9034-40-6. Other or deprecated CAS numbers: 33515-09-2, 6918-09-8.

What is the molecular formula and weight of Lhrh?

The molecular formula of Lhrh is C55H75N17O13 and its molar mass is 1,182.31 g/mol.

Is Lhrh hazardous?

No GHS hazard classification for Lhrh is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Lhrh?

Lhrh is usually classified under HS code 293329 (Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Lhrh?

CompoundList lists 15 suppliers of Lhrh in China, United States, Spain and Hong Kong. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Lhrh?

Suppliers quote Lhrh on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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