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CAS 135-16-0 L-Tetrahydrofolic Acid molecular structure lightbox
CAS RN: 135-16-0

L-Tetrahydrofolic Acid

Product Availability

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6 package records5 with current stock2 grade groups
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20260503 25mg / 100mg / 500mg / 1g / 5g Confirm by inquiry Shanghai, Shandong, Guangdong, Chongqing, Hebei Inquiry
Batch No.PackageAvailabilityWarehouseInquiry
Batchno.20250615 100mg In stock Shanghai Inquiry
Batchno.20250719 1g In stock Tianjin, Wuhan, Chengdu Inquiry
Batchno.20250723 250mg In stock Shanghai, Shenzhen, Chengdu Inquiry
Batchno.20260323 50mg In stock Shanghai Inquiry
Batchno.20250118 5g Out of stock Inquiry
  • Product code: SSC-042845
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Historical Factory Record

Historical Supply Reference

This product has historical factory records. Recorded pack sizes and purity can be used as a supply reference, while project-specific availability is confirmed by inquiry.

  • Pack sizes on record: 0.25g
  • Available purity: ≥95%
  • Inventory rows with stock: 0
  • Bulk packaging: confirmed by inquiry
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Reference Pack Sizes

Reference pack sizes are shown below. Final availability, packaging and delivery schedule are confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 135-16-0
Pack Size Recorded Purity Available Qty Ship From Inquiry
0.25g ≥95% 0 Out of Stock Shanghai Inquiry

135-16-0 / (2S)-2-[[4-[(2-amino-4-oxo-5,6,7,8-tetrahydro-3H-pteridin-6-yl)methylamino]benzoyl]amino]pentanedioic acid

Standard CAS: 135-16-0 Multi CAS: No
Basic Information Physical Properties Computed Properties Safety & Transport

Basic Information

CAS
135-16-0
Multi CAS
No
Molecular Formula
C19H23N7O6
Molecular Weight
445.400000
Exact Mass
445.170981
SMILES
C1C(NC2=C(N1)N=C(NC2=O)N)CNC3=CC=C(C=C3)C(=O)N[C@@H](CCC(=O)O)C(=O)O
InChI
InChI=1S/C19H23N7O6/c20-19-25-15-14(17(30)26-19)23-11(8-22-15)7-21-10-3-1-9(2-4-10)16(29)24-12(18(31)32)5-6-13(27)28/h1-4,11-12,21,23H,5-8H2,(H,24,29)(H,27,28)(H,31,32)(H4,20,22,25,26,30)/t11?,12-/m0/s1
InChIKey
MSTNYGQPCMXVAQ-KIYNQFGBSA-N

Physical Properties

Physical Description
Powder
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
32
Aromatic heavy atom count
12
Fraction Csp3
0.32
Rotatable bonds
9
H-bond acceptors
9
H-bond donors
8
Molar refractivity
115.86
TPSA
211.56

LogP / Solubility

WLOGP
-0.28
MLOGP
-0.22
XLogP3
-0.6
Consensus LogP
-0.37
Log S (ESOL)
-2.11
Class (ESOL)
Moderately soluble
Log S (Ali)
-3.01
Class (Ali)
Poorly soluble
Log S (SILICOS-IT)
-3.4
Class (SILICOS-IT)
Poorly soluble

ADME

GI absorption
Low
BBB permeant
No
P-gp substrate
Yes
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-5.64

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
Yes
Veber
No
Egan
No
Muegge
No
Bioavailability score
0.55
Leadlikeness
No
Synthetic Accessibility
3.5

Safety & Transport

Pictogram(s)
Flammable Health Hazard
Signal
Warning
GHS Hazard Statements
H252 (100%): Self-heating in large quantities; may catch fire [Warning Self-heating substances and mixtures] H317 (100%): May cause an allergic skin reaction [Warning Sensitization, Skin]
Precautionary Statement Codes
P235, P261, P272, P280, P302+P352, P321, P333+P317, P362+P364, P407, P410, P413, P420, and P501

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