oxytocin

Description

oxytocin · CAS 50-56-6 · C43H66N12O12S2. UNII 1JQS135EYN. Melting Point: 192-194 ℃; Hydrophobicity: -2.7; Collision Cross Section: 297.9 Ų [M-H]-.

Identification

CAS Registry Number	50-56-6
PubChem CID	439302
Molecular formula	C43H66N12O12S2
UNII (FDA)	1JQS135EYN

Computed Descriptors

Molecular Weight	1007.2
XLogP3	-2.6
Hydrogen Bond Donor Count	12
Hydrogen Bond Acceptor Count	15
Rotatable Bond Count	17
Exact Mass	1006.43645793
Monoisotopic Mass	1006.43645793
Topological Polar Surface Area	450
Heavy Atom Count	69
Formal Charge	0

Physical & Chemical Properties

Melting Point	192-194 ℃
Hydrophobicity	-2.7
Collision Cross Section	297.9 Ų [M-H]-

Physical description & handling notes

• White powder
• Soluble in water, butanol
• SPECIFIC OPTICAL ROTATION: -26.2 DEG @ 22 °C/D (0.53 G/100 ML WATER)
• When heated to decomposition it emits toxic fumes of /sulfur oxide/ and /nitric oxide/.
• 303.8 Ų [M+H]+ [CCS Type: DT; Method: single field calibrated with Agilent tune mix (Agilent)]
• 294.98 Ų [M-H]- [CCS Type: DT; Method: single field calibrated with Agilent tune mix (Agilent)]

Regulatory Status

GHS notification summary	79.6% (39 / 49)

GHS Hazard Classification

GHS notification summary	79.6% (39 / 49)
Reported hazard statements	H302 (10.2%), H361 (14.3%)

Documented Uses

• Animal Drugs -> FDA Approved Animal Drug Products (Green Book) -> Active Ingredients
• Obtained from the posterior lobe of the pituitary of healthy hogs or cattle.
• Each mL of posterior pituitary injection NF possesses oxytocic activity equivalent to 10 USP posterior pituitary units (permissible range, 8.5-12 units) ... /Posterior pituitary/
• The hypotensive response of the chicken is the basis for the USP bioassay for oxytocin.
• Breast Feeding; Lactation; Milk, Human; Oxytocics; Pituitary Hormones, Posterior
• Parenteral - General injections - unspecified: 10 IU per mL

Synonyms

OXYTOCIN; 50-56-6; Pitocin; Endopituitrina; Ocytocin; Syntocinon; Oxytocinum; Orasthin; Oxitocina; Oxystin; Oxytocine; alpha-Hypophamine; Synthetic oxytocin; Piton S; (1-Hemicystine)oxytocin; Syntocinone

Frequently Asked Questions

What are the CAS number and molecular formula of oxytocin?

CAS 50-56-6; molecular formula C43H66N12O12S2; molecular weight — g/mol.

What other names is oxytocin known by?

OXYTOCIN, 50-56-6, Pitocin, Endopituitrina, Ocytocin, Syntocinon.

Is oxytocin classified as hazardous?

79.6% of GHS notifications report no hazard classification (39 of 49).

What are the key physical properties of oxytocin?

Melting Point: 192-194 ℃; Hydrophobicity: -2.7; Collision Cross Section: 297.9 Ų [M-H]-.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.