A fluorescently labeled form of LL-37
Technical Support & Resources

Information provided in the product description is from published literature. Due to the nature of scientific experimentation, your results (e.g., selectivity and effective concentrations) or specific application for this product may differ. If you have questions about how this product fits your application, please contact our technical support staff.

Visit our FAQ

Contact Us

Toll Free Phone (USA and Canada Only): (888) 526-5351
Direct Phone: (734) 975-3888

Request Technical Support

Technical Support Request

To streamline the process attach the appropriate questionnaire to your inquiry.

Download IHC QuestionnaireDownload WB Questionnaire

View Our Privacy Statement for details on how we use and protect your data. In addition, this site is protected by hCaptcha and its Privacy Policy and Terms of Service apply.

5-FAM-LL-37 (human) (trifluoroacetate salt)

Item No. 37524

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
Formal Name
N2-[6-[[(3’,6’-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9’-[9H]xanthen]-5-yl)carbonyl]amino]-1-oxohexyl]-L-leucyl-L-leucylglycyl-L- α-aspartyl-L-phenylalanyl-L-phenylalanyl-L-arginyl-L-lysyl-L-seryl-L-lysyl-L-α-glutamyl-L-lysyl-L-isoleucylglycyl-L-lysyl-L-α-glutamyl-L-phenylalanyl-L-lysyl-L-arginyl-L-isoleucyl-L-valyl-L-glutaminyl-L-arginyl-L-isoleucyl-L-lysyl-L-α-aspartyl-L-phenylalanyl-L-leucyl-L-arginyl-L-asparaginyl-L-leucyl-L-valyl-L-prolyl-L-arginyl-L-threonyl-L-α-glutamyl-L-serine, trifluoroacetate salt
Molecular Formula
C232H361N61O60 • XCF3COOH
Formula Weight
4964.8
Purity
≥90%
Emission
518 nm
Excitation
492 nm
Formulation (Request formulation change)
A crystalline solid
Peptide Sequence
5-FAM-Ahx-LLGDFFRKSKEKIGKEFKRIVQRIKDFLRNLVPRTES-OH
Solubility(Learn about Variance in Solubility)
Acetonitrile: H2O (30:70): Soluble
SMILES
CC(C)C[C@@H](C(N[C@H](C(NCC(N[C@@H](CC(O)=O)C(N[C@@H](CC1=CC=CC=C1)C(N[C@@H](CC2=CC=CC=C2)C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@]([H])(C(NCC(N[C@H](C(N[C@H](C(N[C@@H](CC3=CC=CC=C3)C(N[C@H](C(N[C@H](C(N[C@]([H])(C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@]([H])(C(N[C@H](C(N[C@@H](CC(O)=O)C(N[C@@H](CC4=CC=CC=C4)C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N5CCC[C@H]5C(N[C@H](C(N[C@]([H])(C(N[C@H](C(N[C@H](C(O)=O)CO)=O)CCC(O)=O)=O)[C@H](O)C)=O)CCCNC(N)=N)=O)=O)C(C)C)=O)CC(C)C)=O)CC(N)=O)=O)CCCNC(N)=N)=O)CC(C)C)=O)=O)=O)CCCCN)=O)[C@@H](C)CC)=O)CCCNC(N)=N)=O)CCC(N)=O)=O)C(C)C)=O)[C@@H](C)CC)=O)CCCNC(N)=N)=O)CCCCN)=O)=O)CCC(O)=O)=O)CCCCN)=O)=O)[C@@H](C)CC)=O)CCCCN)=O)CCC(O)=O)=O)CCCCN)=O)CO)=O)CCCCN)=O)CCCNC(N)=N)=O)=O)=O)=O)=O)CC(C)C)=O)NC(CCCCCNC(C6=CC(C(O7)=O)=C(C=C6)C7(C8=C(OC9=C%10)C=C(O)C=C8)C9=CC=C%10O)=O)=O.OC(C(F)(F)F)=O
InChi Code
InChI=1S/C232H361N61O60.C2HF3O2/c1-20-128(16)186(289-203(327)148(69-42-48-96-238)263-200(324)155(84-88-179(304)305)271-194(318)145(66-39-45-93-235)269-217(341)169(120-294)285-198(322)146(67-40-46-94-236)262-195(319)149(70-50-98-252-227(241)242)268-210(334)163(109-133-58-30-24-31-59-133)280-212(336)165(111-135-62-34-26-35-63-135)281-214(338)167(116-182(310)311)261-178(303)118-257-191(315)158(104-122(4)5)276-207(331)159(105-123(6)7)260-176(301)76-36-27-49-97-251-190(314)136-77-80-140-139(112-136)226(351)353-232(140)141-81-78-137(297)113-172(141)352-173-114-138(298)79-82-142(173)232)219(343)258-119-177(302)259-143(64-37-43-91-233)192(316)270-156(85-89-180(306)307)201(325)279-162(108-132-56-28-23-29-57-132)209(333)266-144(65-38-44-92-234)193(317)264-151(72-52-100-254-229(245)246)205(329)291-188(130(18)22-3)222(346)287-184(126(12)13)220(344)274-154(83-87-174(239)299)199(323)265-152(73-53-101-255-230(247)248)204(328)290-187(129(17)21-2)221(345)273-147(68-41-47-95-237)196(320)284-168(117-183(312)313)215(339)282-164(110-134-60-32-25-33-61-134)211(335)277-160(106-124(8)9)208(332)267-150(71-51-99-253-228(243)244)197(321)283-166(115-175(240)300)213(337)278-161(107-125(10)11)216(340)288-185(127(14)15)224(348)293-103-55-75-171(293)218(342)272-153(74-54-102-256-231(249)250)206(330)292-189(131(19)296)223(347)275-157(86-90-181(308)309)202(326)286-170(121-295)225(349)350;3-2(4,5)1(6)7/h23-26,28-35,56-63,77-82,112-114,122-131,143-171,184-189,294-298H,20-22,27,36-55,64-76,83-111,115-121,233-238H2,1-19H3,(H2,239,299)(H2,240,300)(H,251,314)(H,257,315)(H,258,343)(H,259,302)(H,260,301)(H,261,303)(H,262,319)(H,263,324)(H,264,317)(H,265,323)(H,266,333)(H,267,332)(H,268,334)(H,269,341)(H,270,316)(H,271,318)(H,272,342)(H,273,345)(H,274,344)(H,275,347)(H,276,331)(H,277,335)(H,278,337)(H,279,325)(H,280,336)(H,281,338)(H,282,339)(H,283,321)(H,284,320)(H,285,322)(H,286,326)(H,287,346)(H,288,340)(H,289,327)(H,290,328)(H,291,329)(H,292,330)(H,304,305)(H,306,307)(H,308,309)(H,310,311)(H,312,313)(H,3
InChi Key
VVYMBJPGWFAKCH-LDUWCAQOSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Room temperature in continental US; may vary elsewhere
Recommended Products

Certificates of Analysis & Batch Specific Data

Provide batch numbers separated by commas to download or request available product inserts, QC sheets, certificates of analysis, data packs, and GC-MS data.

Download most recent Certificate of Analysis for this product

    1 mg

    $55

    Add

    5 mg

    $249

    Add

    10 mg

    $440

    Add
    Cayman Chemical
    Neutrophil Biology Wall Poster

    Explore how neutrophils shape the immune response in health and disease. This poster highlights neutrophil pathogen defense mechanisms, including phagocytosis, degranulation, and NETosis, as well as neutrophil roles in inflammation and NET-associated pathologies.

    DOWNLOAD NOW
    Product Description

    5-FAM-LL-37 is a fluorescently labeled form of the antimicrobial peptide LL-37 (Item No. 24461), which is conjugated to 5-carboxyfluorescein (5-FAM; Item No. 19581) via a 6-aminohexanoic acid (Ahx) linker. 5-FAM displays excitation/emission maxima of 492/518 nm, respectively.

    WARNING This product is not for human or veterinary use.