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Compound reference

CJC-1295 (no DAC): formula, molecular weight and sequence

CJC-1295 (no DAC) (Modified GRF (1-29)) is a GHRH(1-29) analogue (tetrasubstituted, 29-residue peptide amide), molecular formula C152H252N44O42, average molecular weight 3367.9 g/mol.

For Laboratory Research Use Only. Not For Human Consumption.

Chemical data

Name
CJC-1295 (no DAC)
Synonyms
Modified GRF (1-29) · CJC-1295 without DAC · tetrasubstituted hGRF(1-29)
CAS number
Not assignedNo CAS number is assigned to the no-DAC form. 863288-34-0, often quoted for it, is a deprecated number for CJC-1295 with DAC.
Molecular formula
C152H252N44O42
Average molecular weight
3367.9 g/mol
Monoisotopic mass
3365.8936 Da
Residues
29
Class
GHRH(1-29) analogue (tetrasubstituted, 29-residue peptide amide)
PubChem CID
56841945
Form supplied
Lyophilized powder
Purity specification
≥98% (HPLC)
Storage
Store lyophilized at -20°C; protect from light

Sequence

YaDAIFTQSYRKVLAQLSARKLLQDILSR

One-letter convention here: X = non-proteinogenic residue, lowercase = D-amino acid. hGRF(1-29) with four substitutions: D-Ala2, Gln8, Ala15, Leu27 (native positions 2/8/15/27 = A/N/G/M); C-terminal Arg29 amide; no maleimidopropionyl-Lys (DAC) extension.

CJC-1295 (no DAC) molarity calculator

Pre-filled with the average molecular weight above. Change it if your lot is a salt form.

g/mol
mg
mL

Uses the formula weight you enter. For salt forms (acetate, TFA) use the salt's weight, and correct for net peptide content from the lot's certificate where it is reported.

Result

742.302 µM

2.5 mg/mL

References

Publications characterising this compound. Neupeptides makes no representation as to the findings, methods or applicability of the work below. The list is bibliographic and is not a claim about any product.

  1. Jetté L, et al. Human growth hormone-releasing factor (hGRF)1-29-albumin bioconjugates activate the GRF receptor on the anterior pituitary in rats: identification of CJC-1295 as a long-lasting GRF analog. Endocrinology. 2005. PMID 15817669 · doi:10.1210/en.2004-1286

Questions

CJC-1295 (no DAC) FAQ

CJC-1295 (no DAC) has an average molecular weight of 3367.9 g/mol and a monoisotopic mass of 3365.8936 Da, molecular formula C152H252N44O42. Salt forms such as acetate weigh more; the Certificate of Analysis states the form of each lot.

CJC-1295 (no DAC) has 29 residues: YaDAIFTQSYRKVLAQLSARKLLQDILSR. One-letter convention here: X = non-proteinogenic residue, lowercase = D-amino acid. hGRF(1-29) with four substitutions: D-Ala2, Gln8, Ala15, Leu27 (native positions 2/8/15/27 = A/N/G/M); C-terminal Arg29 amide; no maleimidopropionyl-Lys (DAC) extension.

Neupeptides supplies CJC-1295 (no DAC) as a lyophilized powder in a sealed vial, for laboratory research use only. Storage: Store lyophilized at -20°C; protect from light. Each lot has a Certificate of Analysis, linked from the QR code on the box.